2．go by(时间)过去；经过(地点)

Don’t let the good chance go by．

1．go ahead继续；干吧

He went ahead with the work and got it done．

一May I use your phone?

　 ---Certainly．Go ahead．

7．give back归还；恢复

Living here has given me back my health．

6．give off放出

This engine gives off lots of smoke and steam

5．give away分发；捐赠；泄露

He gave away most of his fortune to the poor work

Please don’t give my secret away．

4．get out of从……出来，摆脱，

He got out of debt．

3．give out用完；耗尽

Our food and water will give out soon．

2．give in屈服；投降

He wouldn’t give in to the enemy．

1．give up放弃

I persuaded him to give up the foolish plan．

18．get down to(doing)sth．安心做，开始认真干

You must get down to your studies this year．