Although my parents are very busy, they still ______ a lot of time to us.
A. offer B. devote C. spend D. provide
Remember ______ the book when you have finished it.
A. putting back B. having put back C. to put back D. to have put back
I need one more stamp before my collection______.
A. is completed B. completes C. has been completed D. has completed
Is there a shop around ______ I can get some stamps and envelops?
A. which B. where C. that D. how
—Li Ming went abroad in 2000.
—No wonder. I ______ him ever since.
A. don’t see B. hadn’t seen C. didn’t see D. haven’t seen
It won’t be quite a long time ________ your son is back, so don’t be worried.
A. that B. since C. before D. until
