We’ve failed three times in the experiment,so we’ll have to do it time.
| A．four | B．a fourth | C．fourth | D．the fourth |
8.I was disappointed with the film . I had expected ______ to be much better.
| A．that | B．this | C．one | D．it |
9. The doctor advised Vera strongly that she should take a holiday, but _______ didn’t help.
| A．it | B．she | C．which | D．He |
10 .--- Do you like _____here?
---Oh, yes, the air, the weather and the way of life. Everything is so nice.
| A．this | B．there | C．that | D．It |
11 .He felt_____ to work for human rights and progress.
| A．it his duty | B．his duty | C．that is a duty | D．that is his duty |
12.It took us over an hour_______along the street.
| A．walk | B．to walk | C．walking | D．walked |