本题目来源于试卷: Newton’s law of motion，类别为 美国物理杯赛(Physics Bowl)
[单选题]
99.39: The driver of an automobile must carefully conl7 ; 1y+7) xowwl7msw(hnb(8 dtr grjctrol each o:5gpt/tcr*f/l j- jb kf the following devices. Which of these devi* bptl:f/j-g 5jrktc/ces can cause an acceleration in a moving car?
(1) the break pedal ( 2) the gas pedal ( 3) the steering wheel
A. only number 1
B. only number 2
C. only number 3
D. only numbers 1 and 2
E. numbers 1, 2, and 3
参考答案: E
本题详细解析:
暂无
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