Zheng He had over 300 ships, _______ some were over 150 meters long and could carry up to 1,000 people.
| A．that | B．which | C．of which | D．on which |
—Where did you meet him?
—I met him on a number eleven bus, if youknow.
| A．can | B．must | C．shall | D．may |
I ordered a pizza and salad. The pizza was nice but salad was terrible.
| A．不填；the | B．the; the | C．a; 不填 | D．a; a |
I have to take the driving test tomorrow. Therefore, today I’m going to practice again and again
| A．park | B．to park | C．parked | D．parking |
The two friends ______on the Internet for three hours, and they would go on till the next morning.
| A．have been chatting | B．had been chatting |
| C．were chatting | D．had chatted |
He was in hospital for 6 months. He felt as if he was ______ from the outside world.
| A．cut off | B．cut up | C．cut through | D．cut out |