2018考博英语词汇语法专项练习：现在完成时

　　专项练习

　 单项选择。

　　1、Both his parents look sad . Maybe they _________what's happened to him .

　　A. knew B. have known C. must know D.will know

　　2、He has _______ been to Shanghai , has he ?

　　A. already B.never C.ever D. still

　　3、Have you met Mr Li ______?

　　A. just B. ago C.before D. a moment ago

　　4、The famous writer _____ one new book in the past two year .

　　A. is writing B.was writing C.wrote D.has written

　　5、—Our country ______ a lot so far .

　　—Yes . I hope it will be even ______ .

　　A. has changed ; well B. changed ; good

　　C. has changed ; better D. changed ; better

　　6、Zhao Lan ______already ______in this school for two years .

　　A. was ; studying B. will ; study

　　C. has ; studied D. are ; studying

　　7、We ______ Xiao Li since she was a little girl .

　　A. know B. had known C. have known D. knew

　　8、Harry Potter is a very nice film .I_______ it twice .

　　A. will see B. have seen C. saw D.see

　　9、—These farmers have been to the United States .

　　—Really ? When _____ there ?

　　A. will they go B. did they go

　　C. do they go D. have they gone

　　10、—______ you ___ your homework yet ?

　　—Yes . I _____ it a moment ago .

　　A. Did ; do ; finished B. Have ; done ; finished

　　C. Have ; done ; have finished D. will ; do ; finish

　　11、His father ______ the Party since 1978 .

　　A. joined B. has joined C. was in D. has been in

　　12、—Do you know him well ?

　　— Sure .We _________ friends since ten years ago .

　　A. were B. have been C. have become D. have made

　　13、—How long have you ____ here ?

　　—About two months .

　　A. been B. gone C. come D. arrived

　　14、Hurry up! The play __________ for ten minutes .

　　A. has begun B. had begun

　　C. has been on D. began

　　15、It _____ ten years since he left the army .

　　A. is B. has C. will D. was

　　16、Miss Green isn't in the office . she_______ to the library .

　　A.has gone B. went C.will go D. has been

　　17、My parents ______ Shandong for ten years .

　　A. have been in B. have been to

　　C. have gone to D. have been

　　18、The students have cleaned the classroom, ?

　　A. so they B. don’t they C. have they D. haven’t they

　　19、 has Mr White been a member of Greener China since he to China?

　　A. How soon, comes B. How often, got

　　C. How long, came D. How far, arrived

　　20、His uncle for more than 9 years.

　　A. has come here B. has started to work

　　C. has lived there D. has left the university

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