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问题: Choose the correct answer 0分

1. Change the bracketed word into the suitable adverb.
The turtles swim ___ in the pool. (free)
2. Complete the question tag.
The deadline has passed, ___ it?
3. Complete the following imperative.
No ___ in the classroom! All of you should pay attention to this.

A.lettering
B.littering
C.to litter
D.litter

解答:

1.freely (动词用副词修饰)
2.hasn't (这是反问句式)
3.B (固定祈使词组No doing sth.根据意思是:不要在教室里乱放垃圾。)