Question

根据汉语提示。用句末括号内的英语单词完成句子。

1.Don’t ______ alone on weekends.

周末不要独自外出。(go)

2.It ______ a mountain on snowy days.

在雪天里登山是很危险的。(be)

3.Tommy ______ the dog and broke his front teeth.

汤米被那只狗绊了一跤．磕断了门牙。(fall)

4.Factories ______ pouring polluted water into river and lakes,

必须阻止工厂向江河湖泊排放污水。( prevent)

5.He always asks me ______ my homework.

他总是问我作业做完了没有。( finish)

1. go out 2. is dangerous to climb 3. was fallen over by 4. must be prevented （from） 5. whether/if I have finished 【解析】 1.go out外出， 是一个固定短语。这句话是一个祈使句的否定形式，Don’t后面跟动词原形，故填go out。 2...

Answer 1