题目内容

一般情况下，动摩擦因数大于静摩擦因数。（）

A. 对
B. 错

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Thank you for me with my luggage.

A. help
B. to help
C. helps
D. helping

Wemustavoidconflictswhenhavingagroupdiscussion.

A. 对
B. 错

——What are you going to do this weekend?——I’m planning to a short trip.

A. talk
B. take
C. buy
D. show

根据汉语意思，写出英语单词。