---Kevin, you look worried. Anything wrong?
---Well, I a test and I’m waiting for the result．
| A．am taking | B．took |
| C．had taken | D．take |
He ______ have attended the meeting t
his morning. He has been staying at my home for a whole day.
| A．can’t | B．mustn’t | C．shouldn’t | D．needn’t |
______ another button and your meal is prepared and heated for you.
| A．If you press | B．To press | C．Press | D．Pressing |
Many teens don’t get enough sleep because they have ____ homework, ____makes them stay up at night.
| A．much too; which | B．too much; that | C．much too; what | D．too much; which |
I failed in the examination last term and only then ____the importance of study.
| A．I realized | B．I had realized | C．had I realized | D．did I realize |
Nobody but you _________ able to persuade him to give up that stupid plan.
| A．are | B．were | C．is | D．can be |