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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 ) [7 s% ~6 `( K O
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! k# |1 l- y1 G0 @$ j! n; d% x1.Which of the following are best practices with respect to backing?
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A)Back at 10km/h, P$ _" `. N+ m
& S& T" ?" `) M$ o B)All of the answers are correct
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7 ?& K' P$ Z: t: ?/ V C)Back to the blind side of the vehicle
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D)Avoid backing whenever possible
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" c# B9 N8 [7 a+ Y; w6 N$ L/ l3 T 2.If you can't avoid a collision, what is the best action to take to reduce injuries?* e# L- M$ y6 u) o: z% V
A)Lock your brakes and turn toward the ditch. d2 ]! z2 { E
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B)Use controlled braking and steering to collide with any objects at an angle2 e8 F! m- W3 v2 x' Y8 V D
# N8 R4 h9 n+ I, E7 p C)Lock your brakes and steer hard to the left side of the highway
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D)Slam on the brakes and hit head-on; ?- l4 u( R. Q* ?9 r
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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:
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& p, t/ f3 E9 S A)Pump the brakes
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B)Shift to a lower gear and squeeze the brakes
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4 D# b" d) p) _- O' x6 ` C)Lock the brakes
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D)Threshold brake/ g. D' z* T0 A2 U
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4.When driving a vehicle equipped with ABS brakes, the best way to stop in an emergency is:. K% [7 _; s/ |9 H: f* W4 s
B6 @1 d( S- I! e1 N6 Y5 R4 @- `( q& ] A)Apply firm pressure on the brake pedal8 l/ y1 h- F; S( B+ |& J6 s# Z
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B)Quickly pump the brake pedal
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2 q, ?$ p' p) y# _3 \, b a C)Slowly pump the brake pedal- p) s% {; w7 J0 F8 u* N. u
! o ]7 O$ {* g% L) N7 _ D)Press on the brake pedal until you feel a pulsating, then ease up: x, n' x+ E( h; s2 `7 X. X
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5.What is the minimum distance ahead that you should look when driving?9 \$ E! i" L1 `, I! o
. e6 m9 g8 T! `9 M5 \1 V0 W A)Four seconds ahead: F' h w2 n9 W w3 W* F! U2 d
# l& H2 B4 e2 J! O( h B)12 to 15 seconds ahead- ]8 a9 _) @' ?3 A! b: p
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C) Four car lengths
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D) About 1 km' b7 ~; @3 }2 f' }
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6.Responsibility for the safe maintenance of any vehicle rests mainly with:
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9 U! s3 B# i7 a, _' F; O2 ` A) The automotive department or service station
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B) The owner/operator2 f; I% @; L) j2 Q m. A' X5 n
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C) Law enforcement officers7 a- Z4 Y) h8 b2 p0 C
* m3 q- y' Y2 u+ C D) The manufacturer. d4 C9 o( F# n! u p. p$ M* y8 n+ j( I
. T" S4 A5 W) ]- v' t 7.The condition of tires on a vehicle is important because:. z2 T9 o9 S8 g; y. ?; `
% u) A$ c7 e4 o8 r D A) Contact between tires and the road stop the vehicle8 l9 q& X; H* B5 o- w, c
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B) All of the answers are correct4 _9 y2 e: v$ \ D
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C) Tires provide traction
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0 [5 Y) n8 T& ?, G. { D) Tires carry the vehicle's load- K" }$ x, w, B: I8 c1 O
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8. A yellow traffic sign indicates:4 |) \: Z/ {6 |$ q% B( c( ^! w1 p
P& M: R6 ]/ T% | A) Roadside services! H' d/ m8 y* d* S
. A' q! F" m0 M- P! W- ^+ h- V B) A construction zone
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5 @+ s1 H# ]5 |: T; s. c7 ~+ d! V C) A general warning t6 G" }+ ]4 K) h. j6 S
0 O$ t( e$ J" ^; c5 f* k* X 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:
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A) Signal, pump brakes, and steer left
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B) Signal, pump brakes, and steer right$ S7 T# Z& D8 I, x+ a; x Q( u
5 p. K* i: N; l$ v# e 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 brakes8 P2 g" G6 f# ?- b9 C& C
' D' N& |* v0 ~& { 10. Properly understanding an anti-lock braking system:
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A) Can help drivers be safer on the road
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B) All of the answers are correct) j$ S1 P. ]) m: _ t' l5 r
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C) Can greatly reduce the risk of injury
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9 h; y. u( [6 B2 m D) Can reduce the risk of having a collision1 l& d7 R* e" J9 X
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11. You should return to your lane after passing another vehicle once:
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0 y7 ?. F9 ]3 k& ? V& W1 o A) The other driver signals with the lights
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9 Z% }1 T$ f3 f) [2 \ B) You can see the other vehicle in your rear-view mirror! T7 R3 ^ [! `4 K9 r
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C) Your rear bumper passes the front bumper of the other vehicle
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D) You are 5 metres past the vehicle6 l4 N" t4 ^! }% I* c }
% w, U9 R& o5 S7 z2 N 12. To be proactive and reduce the chance of road rage in other drivers, you should:, K9 D; o$ Y: G& d
) c/ f- Y( j6 V" w2 M8 q- F5 S% l& W A) Drive the same speed as all other drivers2 @2 z* p9 Z# _0 ?
: Z* Q" Q4 W6 G3 X" u8 }3 Q B) Signal 30 metres prior to turns in rural areas
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9 D; Q$ n) h6 a E: R3 V C) Keep a space cushion all around your vehicle0 I. T/ A% p6 |) F" i) `
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D) All of the answers are correct
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4 T8 h9 t% P6 X) f 13. The first thing you should do prior to backing out of a parking stall is:' A" }( S7 `: ~* ]
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A) Sound your horn twice
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" `; J& N$ V. ~ j0 U8 W. V2 k B) Proceed slowly
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C) Walk around the vehicle to check for hazards
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/ o2 m- {* j d; a2 ^! n" M2 W D) Use your mirrors and look out the rear window
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( u+ ?$ v# g7 S: h6 I! \% P" ^ 14. What causes most vehicle crashes?$ B( w; Q( R6 J; f
$ a, O) n0 S( i7 e1 D0 z A) Traffic laws
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! M% h* P4 L4 H T* T) m8 K B) Defects in the road
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% p& o6 ^. B( ^ C) Human error3 m+ e" N6 q" `( C0 x! ]& l& f
* [3 w: C. F \' J; e4 N$ Z D) Inadequate traffic controls( G6 ]& F/ e3 R6 O. [, K$ j
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# h+ P( C" e D8 Z" z 15. A black/white or red/white traffic sign indicates:6 v0 ~ Z) I9 X0 M) I/ `* h
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A) A construction zone2 F* k# z" V% S% d
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B) A general warning
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C) Roadside services" p A5 L& k3 a( h3 c5 S
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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:0 u# `! B1 @0 {
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A) A caution sign+ k! g. E( z' A% ?
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B) A yield sign, L! S8 Y. a3 k$ B9 S; p
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C) A stop sign
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D) An ordinary red traffic light" t- R) a8 J8 I G
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: N9 F8 O2 \: J% U' v' F8 U: |2 `17. The major factor contributing to cornering skids is:! V0 v( H9 j ^5 ^6 X" R
: p9 j& i, G% f$ N1 b# `* | A) Entering the corner too fast4 g- N1 I O0 S* G: x: |: O: s0 ]
. J# }# o7 ~. F- _: M0 D% tB) Driving with all season tires
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- u; `7 l1 y5 Y: ^C) Braking sharply while in the curve3 ]# n5 ?; l; A; u/ _: B' V* t
1 ^" U( k) d7 t, R i% XD) Being unfamiliar with the road and road conditions
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- u3 B) j: d, b8 @; U0 ]/ B m 18. You will anticipate better when driving in a rural area if you:
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6 m* M' T8 F( ]/ J/ h! Q A) Check your mirrors every 30 seconds4 x! o& ?& Y0 T- ]/ {
P9 ~, S! I! A0 h# `9 Z B) Scan at least 25 seconds ahead1 w1 o. T7 D0 E: D
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19. Maintaining a 4-second following distance in wet weather conditions is an example of:
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A) Time management! G$ G; z; {3 M4 ?8 c7 Z
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B) Communication( Y% M% @% F( |- D4 c: D
3 n& g+ l9 Z( h- M C) Searching# i7 `2 P" r2 Y1 `1 [' q& }
- z8 p$ o6 e. S* }9 [5 y5 b$ M1 x D) Managing space
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H( J ^! j- K' {- }: k 20. When a vehicle loses traction in a curve and has a rear wheel skid, it is called:* W8 _2 n3 c) @$ @' t/ e
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A) A braking skid8 Z$ c8 l% v# h2 j& P f
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B) A cornering skid
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C) Power steer
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D) Understeer' K) O" q% X( O
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21. To keep a safe following distance in an urban area, a driver should:; }: K1 t9 `0 R
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A) Keep at least a two car length following distance Q# d2 @8 Q( V$ b h) P
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B) Keep at least a 2- to 3-second following distance/ ~8 V; l# D2 S
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C) Keep at least a 12-second following distance
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D) Keep one car length for every 10km/h of speed
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