初二英语下册 易错题以及解释答案

现在完成时专项练习
一、单项选择。
1、Both his parents look sad . Maybe they _________what's happened to him .（呼和浩特）
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 ; studyi