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跪求高手给答案 ; O- r( ]+ F' E M: o( U
0 s' G, J# f" D! P, n可以的话 解释一下原因 谢谢大家
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# g; ]8 k2 f6 d: f, h1.Which of the following are best practices with respect to backing?
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A)Back at 10km/h7 P% P1 ~5 W* U
) h5 k, @0 ]* o' k9 X B)All of the answers are correct. z: d8 ~( E- t) R& ] G
3 B0 N- A0 P6 A" J C)Back to the blind side of the vehicle
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, E' R' g4 [ C0 f& D D)Avoid backing whenever possible+ _. b* a/ G; Z6 n0 y N. T
4 |5 D% V6 V4 q3 \* h 2.If you can't avoid a collision, what is the best action to take to reduce injuries?8 Q/ [# f v5 `4 r9 r {0 R" @
A)Lock your brakes and turn toward the ditch# G$ `0 w* O9 C2 n
+ U6 f! `1 Y$ L4 h' e/ m B)Use controlled braking and steering to collide with any objects at an angle9 `5 p4 p) k; u1 L# V# t3 V
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C)Lock your brakes and steer hard to the left side of the highway
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& N: M6 e4 W7 @. D 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:& w$ f; ^. `; W
" {: y0 R; Y+ i* r. F0 e( o A)Pump the brakes
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( d7 H4 r0 @8 G* E$ e B)Shift to a lower gear and squeeze the brakes( T9 k5 y) z: l! O p8 P; a. C
6 {, M) M7 S% a4 X2 W7 P5 J* W C)Lock the brakes
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. N9 S) i# q; z2 j, T7 h0 a. ` D)Threshold brake
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, c2 T& T! K3 c$ l( d7 n 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
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2 |% F. U; _7 K B)Quickly pump the brake pedal
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5 w8 z0 \9 \4 W+ C6 x C)Slowly pump the brake pedal, z6 E; @+ d3 [7 q8 j/ s5 E) V
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D)Press on the brake pedal until you feel a pulsating, then ease up
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3 K3 M; {% h+ H+ `) O5 |- f 5.What is the minimum distance ahead that you should look when driving?6 M- L) r' c8 [7 s
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A)Four seconds ahead1 f+ F+ }/ J; C6 f% M8 ^
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B)12 to 15 seconds ahead
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C) Four car lengths
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D) About 1 km
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6.Responsibility for the safe maintenance of any vehicle rests mainly with:' ]% ^0 g" n/ M" h# p: D! x! [" B
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A) The automotive department or service station6 u! T" j' v& [/ j5 [" X9 I, R
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B) The owner/operator2 q6 _8 |8 I' ]) @
6 P G) t; M V1 U/ N C) Law enforcement officers, a6 r/ w0 {& ?' l% z+ @
5 n$ @' s D4 |% X. G! o/ z- X D) The manufacturer! k1 a( H) Q. D) }) Y% q/ j, N! x
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7.The condition of tires on a vehicle is important because:
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( J n/ T. Z H/ ?) _: v A) Contact between tires and the road stop the vehicle" M) O6 {% {/ ^
- {. v( i: Q6 N7 W) r B) All of the answers are correct
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5 |8 M X$ Z! ]3 c) t/ t C) Tires provide traction6 G0 k- M& x9 {6 h
0 t/ k4 y2 G4 V, {: X( k7 I D) Tires carry the vehicle's load# L4 i `$ w& N, X" ^; L/ \* U
, `3 J% H/ i1 E% f# v 8. A yellow traffic sign indicates:- z. V2 p# [+ w2 @/ x' i
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A) Roadside services e( Z- C U7 i' _1 J
2 Q# t- Y9 x" f. x. E7 t* M$ U B) A construction zone( Z6 Z* ?! K+ g, z* d3 Z' ?$ b
1 U1 H4 E0 I3 Z, w! P" M6 U C) A general warning8 ?2 J: C/ A4 J; I
( k" i' D( g# \9 q f5 L# y) Y 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:" U: ~$ x5 e3 q. t
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A) Signal, pump brakes, and steer left0 f; B% | q l5 ~% ]% y" c' w
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B) Signal, pump brakes, and steer right. \0 M5 \! E9 c1 m$ q5 A0 }# U
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C) Grip the wheel firmly, engage ABS brakes, and steer right
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- _* k$ W8 S- }( Y3 R( W% ~! s( b7 r* X D) Grip the wheel firmly, steer straight, and reduce speed without using the brakes
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10. Properly understanding an anti-lock braking system:( a+ h) a: w, ^. ?; w! T
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A) Can help drivers be safer on the road! ^5 U$ s8 W. F
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B) All of the answers are correct- P/ R, |! E5 v+ D+ i$ y8 j3 t
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C) Can greatly reduce the risk of injury
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D) Can reduce the risk of having a collision7 {1 D6 y \9 H
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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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B) You can see the other vehicle in your rear-view mirror
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8 Z2 `+ C3 q( f8 @6 v! A6 M C) Your rear bumper passes the front bumper of the other vehicle6 O( U, [% L1 y+ a. z
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D) You are 5 metres past the vehicle
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# t( S8 O" k) j$ }( ^ M7 c1 Q; k6 B 12. To be proactive and reduce the chance of road rage in other drivers, you should:
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7 w! N. `+ n4 t- ]* a A) Drive the same speed as all other drivers7 q$ g3 ~ J9 x( M5 n1 c' f
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B) Signal 30 metres prior to turns in rural areas
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& F' O' E2 u" s C) Keep a space cushion all around your vehicle
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. B4 K4 R9 A4 A* @ 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:/ M, |* l! I& U* |% X. h, b
" Y8 R$ {. z9 w- |' q A) Sound your horn twice. A9 W2 u) H' L+ N9 o% m
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B) Proceed slowly1 q& n8 ]; t/ I4 n
9 I. X9 a5 _* A5 @ C) Walk around the vehicle to check for hazards
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D) Use your mirrors and look out the rear window Z. s3 p: O& x I( M7 g
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14. What causes most vehicle crashes?
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A) Traffic laws' a0 y5 m( p& {, S. t# e. k
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B) Defects in the road
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C) Human error5 q, o; P5 @6 P( z, w
" G6 E4 n O/ r0 Y6 _ D) Inadequate traffic controls
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' A& ?8 G+ {) } 15. A black/white or red/white traffic sign indicates:
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A) A construction zone; _+ F+ k: h+ @( k& l/ {2 q2 k5 |9 g
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B) A general warning
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C) Roadside services
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D) A traffic regulation B# x& i; g1 {+ D. O0 w
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16. A flashing red traffic control light always has the same meaning as:
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$ \! B a) ~; F8 k: O0 fA) A caution sign
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6 x9 e5 u/ r+ y& s7 B# R/ `1 a5 [+ AB) A yield sign
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C) A stop sign5 s c) s4 Y1 x( \2 a
2 v; H; v* T6 _1 y; W/ ND) An ordinary red traffic light* }/ O. c, T+ c0 t/ z
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/ z: H* F9 Z8 z1 A n* [& j+ e1 C; Q# I' \17. The major factor contributing to cornering skids is:
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A) Entering the corner too fast
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5 A# ^9 D; D2 c, L. uB) Driving with all season tires: t+ R1 n. C/ A' d
) B! g9 F! [5 a" a. V' U4 r7 XC) Braking sharply while in the curve8 o! L) y9 c# h6 f7 Q
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D) Being unfamiliar with the road and road conditions, z; O- W; g& {$ J
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18. You will anticipate better when driving in a rural area if you:, H" t* Y1 l y3 `5 `
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A) Check your mirrors every 30 seconds
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8 H& W/ l' D& a+ N' R, V9 k' R& w2 Z B) Scan at least 25 seconds ahead% \/ p- V* M' N/ J/ T, V
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# _( B* @9 A" u9 @& |# V. \ 19. Maintaining a 4-second following distance in wet weather conditions is an example of:% a; n {7 ~1 V U( C0 o
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A) Time management5 z/ a" I( i. N. W7 c
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B) Communication" E( C+ z8 ~6 |0 f; J
5 P2 L& M+ h6 E C) Searching( \4 N1 L1 w2 q
; D) D1 c) i& a8 U D) Managing space
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20. When a vehicle loses traction in a curve and has a rear wheel skid, it is called:5 V1 I2 q6 L* J* ^! ~- l( A
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A) A braking skid
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B) A cornering skid3 O1 [% X" m0 {/ v# ^( i3 u( w
- e' L, [3 v* g- ~9 R, D% [ C) Power steer2 T; m3 B% D' K
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D) Understeer: j5 x6 f+ I$ z8 H2 ^1 i# N; {) p
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21. To keep a safe following distance in an urban area, a driver should:* [; u' H- ]' Q2 t
5 K5 J- n! W. G/ d% {# t A) Keep at least a two car length following distance4 V* f2 V) }4 X1 w( F3 f3 U
" p! n# O; i# L3 _+ T( [: | B) Keep at least a 2- to 3-second following distance
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C) Keep at least a 12-second following distance8 ]) N& j' o2 ~0 G: b q1 ~
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D) Keep one car length for every 10km/h of speed
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