Drive slowly, Mary. ______ is something ahead on the road.
| A．It | B．This | C．That | D．There |
Chinese becomes one of the world’s _____________________________ .
| A．the most important language | B．the most important languages |
| C．most important language | D．most important languages |
I don’t have to live in the hotel ____ my friend provides a very good place for me.
| A．because | B．if | C．until | D．because of |
I find this Math problem very ______. I believe students can work it out ______.
| A．easily; easy | B．easy; easily | C．easily; easily | D．easy; easy |
animals are in danger and there will bespace for them if we don’t take any actions.
| A．More and more, more and more | B．Less and less, less and less |
| C．More and more, less and less | D．Less and less, more and more |
——The birdwatching is very boring, isn’t it?
——_____________ . I only see few birds.
| A．Yes, it isn’t | B．Yes, it is. | C．No, it is. | D．No, it isn’t. |