Bài 3 Khoanh tròn vào đáp án đúng.

1. My granny _______________ that detective novel.

A.  has already read      B. has yet read   C. readed     D. is reading

2. There _______________ a lot of changes in Vietnam since the 1990s.

A. was     B. have been      C. has been       D. are

3. It _______________ him almost 1 hour to go to school by bus every day.

A. takes      B. took     C. has taking    D.is taking

4. Her hometown _______________ a lot of hills and mountains.

 A.has     B.gets       C.is       D. has got

5. My dog _______________ my cat since I came home.

A. is chasing     B. has chased     C. chased      D. chases

6. I fell asleep while I _______________ my homework last night.

A. was doing     B. have done     C. did       D. is doing