-- What a pity! You missed the beginning of the movie, it __ for 10 minutes.
-- Oh, a traffic jam!
A. began B. stated C. has been on D. has been off
（题文）(2012甘肃白银)I think every student should go to school________，but some of them are always late．
A. by the time
B. on time
C. for a time
D. at times
-- Why not _ _ bike riding with us tomorrow afternoon?
-- I prefer _ _TV at home.
A. go, to watch B. going, to watching
C. to go, watching D. going, watching
Don' t you think _ _ necessary for friends to trust each other?
A. one B. that C. those D. it
-- _ _. -- Quite good.
A. What kind of books do you like best? B. What do you think of this suggestion?
C. How do you do? D. Why do you come back late these days?
The old man sold all his collections _ _ the children in hospital.
A. to help B. help C. helped D. helps
