85.Once a decision is made, it must be firmly.

40.She studied hard at school when she was young, contributed to her success in later life.

39.I don＇t know the reasonMichael didn＇t come yesterday.

38.Mr. Zhang, cameto see me yesterday,is an old friend ofmyfather *s.

37.T m going to spend the winter vacation in Shanghai, I have relatives.

36.The otherday, Mum and I went to the hospital,andthe doctorsdid lots of tests on me, arehorrible and frightening.

35.He made another wonderful discovery, of great importance to science.

34.I thought you might be tired, is why I decided to help you.

33.The final examination will cover alltaught this term.

32.I＇ ve never been to Africa, but that is the place .

31.This is the best historical novelI have ever read.