题目内容

You can’t touch a stranger’s shoulder when you ask directions.(当你想问路时,不可以触碰他人肩膀)

A. 对
B. 错

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If you need to ask directions, you can directly say Hi and then stop him/her. (当你需要问路时,可以直接说“”嗨)然后截停他/她。

A. 对
B. 错

Match the words with their Chinese meaning.

Are there any obvious signs or ?(是否有明显的标志或地标?)

A. signal
B. marks
C. landmarks
D. boundary

预制楼板在墙上的搁置长度应()mm。

A. >100
B. >80
C. >200
D. >150

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