He ________ the window of our classroom yesterday because he didn’t come to school．
| A．mustn’t have broken | B．mightn’t have broken |
| C．shouldn’t have broken | D．couldn’t have broken |
—Mom. May I play computer games just for a while?
—______ ! Dad is writing his paper.
| A．Help yourself | B．It’s up to you | C．Go ahead | D．Behave yourself |
—Does Shelly like shopping?
—Well, she would rather spend time ______ at home than _______ in the street.
| A．read; wander | B．reading; wander | C．in reading; to wander | D．reading; to wander |
If you think there _____ huge quantities of oil for the use of drivers, you are wrong.
| A．is | B．are | C．has | D．have |
The chairman thought ______ necessary to invite Professor Smith to speak at the meeting.
| A．that | B．it | C．this | D．him |
There are the books ______ my brother.
| A．belonged to | B．belonging to |
| C．that are belonged to | D．belong to |