______of the earth ______ covered by water.
A. Two thirds; is B. Two thirds; are C. One thirds; is
--I saw Ann _______ a green dress at the school meeting.
--I think she looks better_______ red.
| A．dressed; in | B．put on ; on |
| C．wearing ; in | D．wear ; on |
Which of the following sentences is RIGHT?
| A．I’m not sure that he will give back the money. |
| B．If you like it or not, I’m taking you to the doctor. |
| C．He asked me if or not I wanted to play. |
| D．I’m not sure if I’m pronouncing his name correctly. |
--What's wrong with your uncle?
--- We're sure____ something is wrong with him, but we doubt_____ the disease can kill him.
| A．if; whether | B．that; that |
| C．whether; if | D．that; whether |
---Would you mind my sitting here?
---______! The man next to me has just gone. The seat is empty now.
| A．You’d better not. | B．Of course not |
| C．Take care | D．Wait a minute |
-- What's the skirt made of? -- It soft.. Maybe it's silk.
| A．is feeling | B．is felt |
| C．felt | D．feels |