_____ smoking, he would not have got cancer in the lung.
| A．Was he given up | B．Had he given up |
| C．Did he give | D．If he gave up |
______ is going to the north of Alaska to take another advantage there.
| A．He is said that | B．It was said he | C．It is said that he | D．People said that he |
They ______ to escape from prison last month, and now the police are still tracking them down.
| A．attempted | B．succeeded | C．managed | D．tried |
It was at the entrance ______ we stood chatting ______ the accident happened.
| A．where; that | B．which; that | C．that; where | D．where; which |
For a long time they walked without saying ______ word. Jim was the first to break _____ silence.
| A．the ; a | B．a; the | C．a; / | D．the ;/ |
---Are my clothes too casual?
---No．You can go______you are.
| A．as | B．what | C．that | D．where |