找出并改正下列句中的错误。
1.His grandpa has died for two years.
2.Li Ming has joined the Party for a long time.
3.I have bought the car half a year ago.
4.—When have you seen the film?
—I have seen the film last night.
5.—Where is Mr.Wang?
—He has been to Beijing.He was asked to give a speech there.
6.Mum cooked lunch from nine o'clock to ten o'clock yesterday morning.
7.Mary worked in this factory since she left school two years ago.
8.—Where have you gone?
—I have gone to Shanghai.
9.She picks apples when we went to see her yesterday.
10.He remembered he has chosen a new jacket,but he hasn't paid for it.
11.By the end of last term we have learned five English songs.
12.Mary said that she shall visit the History Museum next Sunday.
13.I was about to going to town when it rained.
14.What shall be the population of these countries by the end of this century?
15.Unless it will rain we will go out for a picnic.
16.When I will have finished reading the book,I will lend it to you.
17.I asked them what they have been doing since our last meeting.
18.The teacher said that the sun rose in the east and set in the west.
19.Will you please lend me the ruler you use just now?
20.How many English novels have you been reading?
参考答案：
1.has died→has been dead
2.has joined the Party→has been a Party member或has been in the Party
3.have bought→bought 4.have you seen→did you see,have seen→saw 5.has been→has gone
6.cooked-was cooking 7.worked→has worked 8.have you→has he,I have→He has
9.picks→was picking 10.has chosen→had chosen,hasn't paid→hadn't paid
11.have learned→had learned 12.shall visit→would visit
13.to going→to go 14.shall be→will be 15.it will rain→it rains
16.will have finished→have finished 17.have been doing→had been doing
18.rose→rises,set-sets 19.use→used 20.have you been reading→have you read
