安培力和洛伦兹力本质上是不同的。（）
A. 对
B. 错
How about dinner ____candle light?
A. by
B. for
C. at
D. in
diamond anniversary正确的译文是____?
A. 银婚
B. 钻石婚
C. 金婚
D. 钻石项链
责任感的英文是
A. the senses ofresponsibility
B. the sense ofresponsibilities
C. the sense ofresponsibility
D. the sense forresponsibility
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