When I passed the river, I saw some children ______ on the sand.
A. play B. were playing C.playing D. Played
Mike take a bus to the office, but now he walking there.
A. is used to, is used to B. used to, used to
C. is used to, used to D. used to, is used to
—It’s too hot. Would you mind _______ the door?
—_______, please do it now.
A. to open; OK
B. opening; Certainly not
C. opening; Of course
D. to open; Good idea
If you want to open a file, please __________ the icon.
A. click on B. hit on
C. put on D. touch on
You can see the Little Mermade in ________.
A. Britain B. China C. Denmark D. America
I became a teacher ten years ______. I have been a teacher _______ 2008.
A.ago; for B.before; since
C.ago; since D.ago; in