Bài 2 : Chọn đáp án đúng nhất 
1 . When I last saw him , he ............... in London .
A.  has lived      B . is living       C . was living         D . has 
2 . We ............... Dorothy since last Saturday .
A . don it see    B . haven it seen    C . didn it  see    D . hadn it seen 
3. The train ................... half an hour ago .
A . has been laeving       B.left     C . has left      D. had left
4Jack ............... the door
A.has just painted     B . paint    C. will have painted  D . painting

5. my sister ..............for you since yesterday

A . is looking     B . was looking   C .has been looking   D. looked

6 I.............texas  state University now

A .am attending   B . attend  C .was attending  D .attendid

7 . he has been selling motorbikes...........

A .ten years ago   B .since ten years      C .for ten years ago   D.for ten years

8.christopher colombus........american more than

A.discovered     B.has discovered    C.had discovered    D.has been dícovering

9.he fell down when he ................towards the church

A.run         B. runs      C .was runing      D.had run

10. we....... .... there when our father died 

A.still lives      B,lives still       C.was still lives      D.was still living