We'd better grow the plant in a ________ plastic box so that the children can see the roots growing.
| A．safe | B．square |
| C．transparent | D．thick |
I ______ him to give up smoking, and succeeded.
| A．persuaded | B．tried to advise | C．tried to persuade | D．suggested |
This is the first time that I ______ the song Gangnam Style.
| A．hear | B．are hearing | C．heard | D．have heard |
– Let's play football after class, shall we?
–______ I can’t wait to do that.
| A．Forget it! | B．Thank you. | C．Why not? | D．Not at all. |
I will not go to her birthday party ___________ I am invited.
| A．as if | B．only if | C．even if | D．if only |
What a wonder! They have finished _______ half of the project in such a short time.
| A．no more than | B．no less than | C．not more than | D．much less than |