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跪求高手给答案
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可以的话 解释一下原因 谢谢大家
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* t; v( D' G% l; j$ d/ D5 o1.Which of the following are best practices with respect to backing?
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5 ~6 ~8 p% p, _5 K# b A)Back at 10km/h
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8 ?- W7 P6 R) F+ {/ e" t# T B)All of the answers are correct
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C)Back to the blind side of the vehicle# k7 P8 u; P4 d% ]" g' W
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D)Avoid backing whenever possible
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2.If you can't avoid a collision, what is the best action to take to reduce injuries?
. B! j/ X# ^1 R) k A)Lock your brakes and turn toward the ditch6 g; @: P0 m3 N- c* v. a
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B)Use controlled braking and steering to collide with any objects at an angle# \$ L p1 Z0 y1 z
. X/ A; n: N+ _: `9 m C)Lock your brakes and steer hard to the left side of the highway1 g5 P4 \7 e# Q6 U% N- q- M
0 b$ A6 r0 n6 M7 \8 `0 p" e D)Slam on the brakes and hit head-on
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3.The most effective way to quickly stop a vehicle traveling at speeds greater than 60 km/h on wet pavement is to:+ H) E. w _ I t; i* L
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A)Pump the brakes
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4 A- R5 G. t9 c+ h: h) Y B)Shift to a lower gear and squeeze the brakes4 A' I6 H% w4 r; J- i3 ~8 C r
; l+ I+ B8 P0 k3 u6 Q C)Lock the brakes- b4 ? a* N. A) v3 H
$ `0 m+ ?4 b, X- W* I; v D)Threshold brake, @# n# f n$ r7 N9 y* C. e* \5 @
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4.When driving a vehicle equipped with ABS brakes, the best way to stop in an emergency is:
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8 f, O6 N5 ?0 i A)Apply firm pressure on the brake pedal: ~4 F& _2 D3 l$ m2 J2 \
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B)Quickly pump the brake pedal* l$ B, i9 u" v) u
F. Y3 H9 ?& J7 q5 J0 R C)Slowly pump the brake pedal3 b7 p% U$ g+ d3 n2 d# z
1 T; H% n2 {8 K$ ?- s' W0 Z3 S' e D)Press on the brake pedal until you feel a pulsating, then ease up8 O- Y) S& q, a1 @, l0 j
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5.What is the minimum distance ahead that you should look when driving?
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% h2 ]7 u, r$ [7 W7 \. A& ] A)Four seconds ahead6 w" @8 D+ B. |8 \9 m) F/ O6 _- K/ C
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B)12 to 15 seconds ahead8 x1 a' G7 E+ t5 X
# r. \ K, N' {" C9 y0 [ C) Four car lengths& a5 o* Z% A a9 M
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D) About 1 km
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* j4 q1 D# X+ F+ o5 V 6.Responsibility for the safe maintenance of any vehicle rests mainly with:6 Y/ M' D& E6 `: \: Y) i) b
; [) Z3 ~! V! K8 z% f7 \0 k3 O A) The automotive department or service station
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, T& {; g9 W4 T1 [+ s& ?+ S, @ B) The owner/operator, P1 @* N3 w3 M
, `" C/ j) o: |% G# n: m C) Law enforcement officers9 f/ m% F, X( J: G6 j) F1 z9 x# W
) z" V* K n( H k D) The manufacturer; B- R0 t1 M" Q; i
) j/ C, t/ O8 H% g4 {. N% U: _: a5 V 7.The condition of tires on a vehicle is important because:
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; E" ], V$ T' o S A) Contact between tires and the road stop the vehicle
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B) All of the answers are correct
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C) Tires provide traction1 g2 |! p7 a& a2 p/ o" n% l- g7 f# B
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D) Tires carry the vehicle's load. A% S5 m1 R7 r6 _
# @, `4 J/ _7 ? 8. A yellow traffic sign indicates:, ]+ n, x! |& B% X' l7 b0 l4 j
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A) Roadside services/ l+ C! J, u3 w- U
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B) A construction zone. r8 c b) _/ E+ s
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C) A general warning
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9 X5 h' `( v. }3 C$ P D) A prohibitive message
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9. You are driving on a highway when the left front tire suddenly goes flat. You should:4 X" k; h" L) T4 p- { d+ K G% `
; M; x7 M: `7 D& H! s3 F A) Signal, pump brakes, and steer left; `, t) U! `& p1 T' @9 R
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B) Signal, pump brakes, and steer right7 W2 i( h& J- O* J
( H4 A4 |2 Z) k. G( p$ f C) Grip the wheel firmly, engage ABS brakes, and steer right
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D) Grip the wheel firmly, steer straight, and reduce speed without using the brakes- Y- E! T. ^, C& J
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10. Properly understanding an anti-lock braking system:: K% T! u4 X8 Z" o1 l1 l9 P
7 n6 U. T+ D; p A) Can help drivers be safer on the road
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; ?7 W- t5 [) u- j1 |! M B) All of the answers are correct) t6 t; X- F6 C P0 G
8 |$ E2 x8 p. ^3 C$ c; d# W C) Can greatly reduce the risk of injury
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D) Can reduce the risk of having a collision. L/ Y: G# V6 l2 o
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0 ~5 J* W- O0 ~8 a, @" ~ 11. You should return to your lane after passing another vehicle once:
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# J! C! [1 K: [5 H# @$ s7 @4 `% r A) The other driver signals with the lights" A! K2 a6 u9 e$ r+ o# a
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B) You can see the other vehicle in your rear-view mirror, j! y: \4 c Y. m9 z: ~
' f: w& _& T T3 i- Q9 ^5 B C) Your rear bumper passes the front bumper of the other vehicle* M+ W2 p) z# ?( ?
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D) You are 5 metres past the vehicle. E5 F9 P+ S2 j; ~6 ~
; B2 s: v. D& J( ?% a1 D 12. To be proactive and reduce the chance of road rage in other drivers, you should:
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A) Drive the same speed as all other drivers7 Y" D2 }9 {$ C( y; J
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B) Signal 30 metres prior to turns in rural areas
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/ q9 N. W+ ]( `& k0 J7 b1 \) U0 ~ C) Keep a space cushion all around your vehicle
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8 X/ y. j5 N2 q, J D) All of the answers are correct
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13. The first thing you should do prior to backing out of a parking stall is:) K6 }) x! ?% _% Z1 t, z
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A) Sound your horn twice& m, |$ b' A7 Y5 `7 p6 h+ e
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B) Proceed slowly
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9 N+ A$ c1 X9 U* J6 E( }$ ] C) Walk around the vehicle to check for hazards5 n' m9 f* R! d! B6 F2 H
* e m6 `" f9 h' Q/ \, ~8 n D) Use your mirrors and look out the rear window4 T# f" W& ?4 i i* |& U4 Z2 _/ Y
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9 @; I! m, J. d; ?7 Q# ]) [: C 14. What causes most vehicle crashes?3 ~1 q$ d: p4 j, B9 h
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A) Traffic laws, X T. {* D& Y1 k. ^6 q' S! R
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B) Defects in the road- D" ?) l3 h0 Q) Y {
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C) Human error
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3 ~( ^4 a- Q6 z. q: z D) Inadequate traffic controls
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& V7 R! G3 }( `- b6 x0 {; Y% L 15. A black/white or red/white traffic sign indicates:
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* v1 [0 o6 q- X* E0 Y* N A) A construction zone
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B) A general warning
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C) Roadside services. N9 W8 M4 P. e5 Y' J
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D) A traffic regulation
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16. A flashing red traffic control light always has the same meaning as:4 `3 e+ J0 f" u2 L
( w- B. O" c1 q/ Y# ?$ oA) A caution sign
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0 k$ s, `1 ^# y% v9 HB) A yield sign
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C) A stop sign2 X4 b- i" I' y4 u& B, B+ m6 ^& J; q) u
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D) An ordinary red traffic light
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17. The major factor contributing to cornering skids is:
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% o0 p) c, [: h A) Entering the corner too fast
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B) Driving with all season tires1 K8 u8 a0 t( k6 w
6 i! Q0 l: w$ a I- z* r5 mC) Braking sharply while in the curve2 V! e5 w& h0 r2 U8 x
8 t; z' X) W' d+ LD) Being unfamiliar with the road and road conditions" V1 n. F+ U/ p* W/ p; T+ H2 x
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4 y! |) u4 `4 ?1 @4 M 18. You will anticipate better when driving in a rural area if you:
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) k( ~, D; k# v# f) O- {" r" T A) Check your mirrors every 30 seconds
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B) Scan at least 25 seconds ahead
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! }) `3 w3 I5 k7 _4 e a; ` 19. Maintaining a 4-second following distance in wet weather conditions is an example of:2 E% o! w; s( J; H
) ^$ Z( T1 i, |" Q& T" B1 ^" X A) Time management/ d7 w2 t9 T/ K w" e
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B) Communication
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C) Searching
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" _% l& N. ~8 c D) Managing space
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: x- V$ n5 L# O k; `( U 20. When a vehicle loses traction in a curve and has a rear wheel skid, it is called:
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4 Q( {9 Q. K& w A) A braking skid
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4 C: x! K' O; Y0 b$ G7 w, ^+ K B) A cornering skid
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9 l% ]6 w8 n( v+ `" p* Y C) Power steer# g% M9 x* T" h; l$ W& O. y, ~
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D) Understeer9 i3 N7 P3 Y& T( ~
7 L" q1 d* U; H' l 21. To keep a safe following distance in an urban area, a driver should:
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8 J" {6 ^ K. Q6 d0 R A) Keep at least a two car length following distance
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B) Keep at least a 2- to 3-second following distance/ d7 n |3 c" B" ?! v! U
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C) Keep at least a 12-second following distance4 `9 F' f" W r" {6 _& ~
' @4 F2 v2 w+ O. E- f D) Keep one car length for every 10km/h of speed
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