John has two brothers, but either ____ o

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问题选择题

John has two brothers, but either ____ out of work now. [ ]

A. are

B. is

C. has

D. have

答案

答案：B

填空题

想一想，写一写。

1. I'm going to be ____________.

2. My mother is going to ____________ next week.

3. I'm going to ____________ this evening.

判断题

在车间入口处设有足够的洗手.消毒设施，洗手用水龙头必须使用非手动开关。