1._____the boys_____(use) the computer?2.Mr Black goes to work by _____(train) every day.
3.我经常在家上网.
I often _____ _____on Sunday at home.
4.Please complete the sentences ______(填介词) these words.
5.The two girls like singing Ehglish songs.(改为一般疑问句,并作否定回答)
_____ the girls _____ singing Ehglish songs?
No,_____ _____.
这些我想了半天了,虽然想到了答案,但是都不肯定,
6.Mr Zhou washes his hands and ____ he has breakfast.