1、I'm not quite sure what my _______(职能) is within the company.
2、My father has cut back on smoking, though he hasn't given it up _______(彻底).
3、We _______(辩论) for several hours on it before taking a vote.
4、You're _______(使糊涂) him! Tell him slowly and one thing at a time.
5、It was a good opportunity for young people to improve their performance under the guidance of the professional _______(教练).
6、I have been learning English for eleven years but my _______(speak) English is poor.
7、In my _______(young), my ambition had been to be an inventor.
8、What is important in learning English is that you should practise _______(use) it very often.
