You are sure to fail the exam__________you study hard.
| A．if | B．unless | C．since | D．that |
---You haven't been to the mountain, have you ?
---_______.I'll go there next week. It will be the first time for me.
| A．Yes, I have. | B．Yes, I haven't. |
| C．No, I haven’t. | D．No, I have |
—I want to know if Maria ______ us in the fashion show tonight.
—I believe if she ______ her homework, she will join us.
| A．joins; finishes | B．will join; finishes |
| C．joins; will finish | D．will join; will join |
In our class, about ______ of the students ____ girls.
| A．third fifth, are | B．third fifths, are |
| C．three fifth, is | D．three fifths, are |
—How can we become good at playing basketball ?
— ____ practicing it as much as possible.
| A．By | B．With | C．Through | D．From |
(原创) Can you tell me _____________________?
| A．what wrong is with you |
| B．what’s wrong with you |
| C．what does happen to you |
| D．is what the matter with you |