当你早晨遇到你的老师你说______________.A. Good morning B. Good afternoon C. Good evening.
—This work is very hard. I’m afraid we need more people to help us. —You are right. I think we need______ A. three more B. every three C. only three
---What’s this in English? ---________ a coat. A. This is B. That is C It is
There's _________18-metre-wide road behind _________school. A. a, a B. an, the C. a, the
---Oh, how nice! A picture of the White House? ---Yes. I took it in ________.
---How was your school trip? ---It was ________ but a little bit tired.