The purpose of new inventions is _______ life more difficult, but to make it easier.
A. not make B. not making
C. not to make D. do not make
-Have you got any books on English grammar? I want to borrow _______.
-Yes, here you are. But you must return it by Friday.
A. one B. it C. some D. that
-My father with my grandparents _______ Shanghai.
-Really? _______ will they come back?
A. have been to; How soon B. has been to; How long
C. has gone to; How soon D. has gone to; How long
-Your mother _______ take a bus to work?
-Yes. But now she usually goes to work on foot.
A. use to B. used to
C. was used to D. is used to
-When _______ your mother _______ you that blue dress, Mary?
-Sorry, I really can't remember.
A. does; buy B. has; bought
C. had; bought D. did; buy
You can't watch TV _______ you finish your homework.
A. before B. if
C. while D. as
