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跪求高手给答案 % [! c" P- Z8 ^8 E
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可以的话 解释一下原因 谢谢大家
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& X# O( l; U8 D: y8 X m1.Which of the following are best practices with respect to backing?
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1 i8 A i/ n. @& q8 E0 v A)Back at 10km/h6 g$ A# [: ]; U; E( L5 n
& e" _# m2 x$ O" L B)All of the answers are correct7 \( Z+ J' k, w6 j2 m
. U' {/ x: ]; i C)Back to the blind side of the vehicle8 i* g' y0 }" n* Z6 M3 w
& k9 [ [4 {& \ ~) ^+ L- X D)Avoid backing whenever possible) L `$ x7 u4 [
9 [8 k0 U, P" `5 v& b 2.If you can't avoid a collision, what is the best action to take to reduce injuries?: L! `% b* Y. h+ \3 [
A)Lock your brakes and turn toward the ditch; |; y/ `) l- d% I# m \
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B)Use controlled braking and steering to collide with any objects at an angle! `9 p6 b% B X7 x' j
9 s% x$ r# B e( U' z% x* r C)Lock your brakes and steer hard to the left side of the highway7 q. J, s I) I* `# n. o# k
) I4 Z7 T2 [& ~ D)Slam on the brakes and hit head-on7 z* q$ p5 w8 e: u' e1 N& V
5 c, l- |) ?- \* L3 T 3.The most effective way to quickly stop a vehicle traveling at speeds greater than 60 km/h on wet pavement is to:# P: v. j7 a, t% k8 ?
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A)Pump the brakes
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B)Shift to a lower gear and squeeze the brakes
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C)Lock the brakes
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D)Threshold brake
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5 k/ l( D# N0 G$ b 4.When driving a vehicle equipped with ABS brakes, the best way to stop in an emergency is:
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A)Apply firm pressure on the brake pedal, a0 M5 h: s0 b* A0 }* D
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B)Quickly pump the brake pedal( b9 u; U/ V* q* S2 ?0 a- d! Y5 }7 V
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C)Slowly pump the brake pedal: p* F' _, o0 M) N- X# W8 } U
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D)Press on the brake pedal until you feel a pulsating, then ease up. k& G3 A# ]6 A4 J; B
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5.What is the minimum distance ahead that you should look when driving?
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A)Four seconds ahead9 m% J; P* Q5 c5 p0 z. G
" |( T @9 X1 V' d* v B)12 to 15 seconds ahead; X1 @- j' l K8 D3 z* P& j$ Q3 H
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C) Four car lengths, B( ^, t$ o7 q2 ]
0 z- \ e6 n* b D) About 1 km
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! d+ M) y: g0 f5 c8 m 6.Responsibility for the safe maintenance of any vehicle rests mainly with:
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A) The automotive department or service station
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* q# }. V* d1 ~ B) The owner/operator+ b' A4 _/ C8 V' c9 e: I
) J1 R- K3 X$ G& y2 g9 b1 N. m8 F C) Law enforcement officers' }- a3 w7 T2 D
0 I9 ] t" K, n. M. Y0 l D) The manufacturer
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7.The condition of tires on a vehicle is important because:1 e6 e# s9 V7 ?
0 W- G6 @" f4 I, P& Z5 b$ I6 e A) Contact between tires and the road stop the vehicle. H' @8 |: Q' G1 h( `$ C% h2 M
2 \$ g. g; Z3 C9 t9 C B) All of the answers are correct
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+ N( y( E7 A* [ C) Tires provide traction
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D) Tires carry the vehicle's load; e7 O/ m, G& }) p
8 O# j% F+ n; i, D3 r4 R; c5 Z& N 8. A yellow traffic sign indicates:
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A) Roadside services8 {- g2 w1 C8 `
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B) A construction zone. C; X( m. Q7 q# r* e0 i
; u% ~* ]* e1 Q* c4 ~7 _ C) A general warning
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8 y. R& s3 v2 a D) A prohibitive message
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- }/ N# c, f+ ~4 Z: y 9. You are driving on a highway when the left front tire suddenly goes flat. You should:+ F% {5 y& A$ m; q1 j: F8 C
! n3 V# Y# [7 a7 ~! m" t( q3 b- u% H A) Signal, pump brakes, and steer left% c. A" B- r6 d) {% L
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B) Signal, pump brakes, and steer right [: f- A- L9 A, e5 P4 ^0 I
7 c3 l: p2 o" z4 y1 s C) Grip the wheel firmly, engage ABS brakes, and steer right# n+ d. h9 G& H& a. R3 @% [4 ?
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D) Grip the wheel firmly, steer straight, and reduce speed without using the brakes
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. n7 s2 ]1 Y3 |% l- ~' y* l 10. Properly understanding an anti-lock braking system:
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6 }# Z! |8 ~) a0 Z A) Can help drivers be safer on the road
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' E9 Q; q' }" H; h& S" L* B2 A B) All of the answers are correct/ Y b; `2 ?' U; Y; V$ V0 M
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C) Can greatly reduce the risk of injury
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, i9 a3 v3 n8 B D) Can reduce the risk of having a collision& }" }; d: j" f( Q9 d. D/ v2 g5 T5 m
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11. You should return to your lane after passing another vehicle once:
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A) The other driver signals with the lights
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4 Q. n' f: T% D* e1 e" A) f B) You can see the other vehicle in your rear-view mirror0 J' a) k6 G: U$ p
+ ^! r" M& b2 v) [1 k C) Your rear bumper passes the front bumper of the other vehicle
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/ z8 ]4 x$ L) T; R! C1 d9 x D) You are 5 metres past the vehicle/ Y) k" y, r* F' {" X+ s* n+ i
, L% P$ X% X0 |! W0 G: P9 d. U 12. To be proactive and reduce the chance of road rage in other drivers, you should:
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2 M5 d" M/ `$ d9 Q7 n8 W' Q# F A) Drive the same speed as all other drivers
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B) Signal 30 metres prior to turns in rural areas
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- ^' s( U8 N- p: F C) Keep a space cushion all around your vehicle/ k: ]$ c+ }" T7 I1 }% n3 P
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D) All of the answers are correct
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. y3 E0 L4 l$ j$ } 13. The first thing you should do prior to backing out of a parking stall is:
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% [- h/ [& H$ o f! r A) Sound your horn twice
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4 J4 ] o9 i/ R- l# s B) Proceed slowly
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; z& ]' w3 L7 Q3 t, e. d! C# z" w C) Walk around the vehicle to check for hazards% M; M3 D; A ~8 B& N y$ u5 ]. o
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D) Use your mirrors and look out the rear window; j+ y' r; e# Q0 o. |/ E
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: P( f$ T7 U1 q6 n1 W/ k 14. What causes most vehicle crashes?* t* C ^' s. l$ X
$ D- c) b7 o! A J3 C" P A) Traffic laws
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B) Defects in the road
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; Y& `* X) f* N6 O( N5 U C) Human error
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0 s8 M; L2 j/ t X& g D) Inadequate traffic controls
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E# U) |9 G3 ~8 F" [, c) | 15. A black/white or red/white traffic sign indicates:
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A) A construction zone' n8 t- U$ h; y" z
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B) A general warning1 k4 s! b5 C, s6 Z0 ?* U. Y
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* @/ [) [- K0 `/ e( aD) A traffic regulation c$ D2 E4 I8 U+ s5 ~0 q1 P
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$ j n2 L) T; C; I! u 16. A flashing red traffic control light always has the same meaning as:
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6 h. o. b0 ?: h9 X9 R3 J$ k' i9 a! @A) A caution sign
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+ p4 m' y& W/ e+ d; sB) A yield sign
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C) A stop sign! Z' }- ]' p0 p6 g* N% n
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D) An ordinary red traffic light
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17. The major factor contributing to cornering skids is:1 }& m1 q) w$ j9 E
; `. H3 o& }' T6 N3 q* u- |! n. N2 Q5 T8 A A) Entering the corner too fast
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B) Driving with all season tires
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C) Braking sharply while in the curve
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D) Being unfamiliar with the road and road conditions' x) J: |& `1 Z9 Y; K
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$ \) R3 E4 P/ s( c8 o, ]3 C- N 18. You will anticipate better when driving in a rural area if you:3 r# z# I7 I; c3 L2 S6 }. i, Y ^
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/ B& w- J* s. m1 m A) Check your mirrors every 30 seconds( p2 m/ ~+ {3 S' H
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B) Scan at least 25 seconds ahead
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5 o- M0 |/ X: u0 X 19. Maintaining a 4-second following distance in wet weather conditions is an example of:) _( D4 y* w# v; |) |4 o( _' j
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A) Time management
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B) Communication# _/ y6 O6 I' X3 _& F
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C) Searching
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7 Y" X& n0 \- O1 ^, i& N! s8 w D) Managing space
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4 c' p; L% X/ }' i, V/ k. ?6 Y 20. When a vehicle loses traction in a curve and has a rear wheel skid, it is called:
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' D/ {+ i3 h8 q8 u; ~ A) A braking skid0 B" K: J5 m1 Z: \& H! v
& ` x1 [7 f- T* X& {- S4 j B) A cornering skid7 X" l( X7 S' M' g! A4 R, O
) p( w4 g9 d" O1 L7 U C) Power steer
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D) Understeer+ t0 t% w# N) W$ s x" M; x
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21. To keep a safe following distance in an urban area, a driver should:
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A) Keep at least a two car length following distance
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, F; B+ [; `& i$ U B) Keep at least a 2- to 3-second following distance' ~+ s8 |+ k6 }
5 Y7 S: O) @. c: P" k& CC) Keep at least a 12-second following distance
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D) Keep one car length for every 10km/h of speed' l& F7 Q, V# R ]
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