Mr Hu has travelled to six countries _______.
| A．over the years | B．in the years |
| C．after the years | D．before the years |
According to_____WHO, all big cities need health care plans to prevent_____spread of AIDS.
| A．a; a | B．/; the |
| C．the; / | D．the; a |
Xuzhou is a place with many forests. It is reported that nearly one-third of its land _________ covered with forests.
| A．are | B．is | C． was | D．were |
—Can you understand what I said, Ben?
—No problem. I can ___________ follow you.
| A．nearly | B．easily |
| C．hardly | D．slowly |
—What do you think of her teaching?
—Great! No one teaches ____________in our school.
| A．good | B．worse |
| C．better | D．best |
It’s dangerous __________ with the wild animal.
| A．for us playing | B．of us playing |
| C．for us to play | D．of us to play |