His two sisters ______ teachers．
| A．are both | B．both are |
| C．all are | D．are all |
He devoted as much time as he could _________ on the plan.
| A．working | B．to work | C．worked | D．to working |
---He's seldom late for school,______?
---_____. He is used to going to school early.
| A．is he, No | B．has he, No | C．isn’t he, Yes | D．hasn’t he, Yes |
—What did your father ask you?
—He asked me ___________.
| A．whom I was chatting with | B．where am I with my friends |
| C．when would I go home | D．if I have finished my homework |
He was last seen _________in his office at about 7:15 p.m..
| A．work | B．working | C．to work | D．worked |
What’s _________ at the cinema? Which isn’t suitable for the blank(空白处)?
| A．on | B．in | C．shown | D．showing |