Chọn đáp án đúng:
1) The Olympic Games ... every fours years
A. take place B. takes place
C. took place D. is taking place
2) Tim was tired. He ... hard all day
A. has been studying B. studies
C. studied D. had been studying
3) It's a nice day. I ... we go out for a walk
A. suggested B. suggest
C. is suggesting D. are suggesting
4) It ... dark. Shall I turn on the light?
A. is getting B. get
C. got D. have got
5) I... for Christine. Do you know where she is?
A. look B. looked
C. am looking D. looks