82.People in that district use oil lamps, for there is no gas or electricity.

43.I have a friendmother is a doctor.

42. is known to all, English is one of the most widely used languages in internationalcommunication.

41.The only thingbothered Chris was that his boss never replied to his email.

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.