He plans to buy that piece of land, even though his wife doesn't ____________.
A. want him to do
B. want him to buy
C. want him to do that
D. want to do
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The play is said to be worth seeing. You must have see it yesterday evening,_________you?
A. didn’t
B. mustn’t
C. did
D. can’t
There’s no goal that you obtain so long as you_________ have an honest attitude and a strong will.
A. can
B. can’t
C. could
D. couldn’t
You cannot be __ careful when you drive car.
A. very
B. so
C. too
D. enough
Even if I had known her address, I __ time to write to her.
A. can not have had
B. mustn’t have had
C. will not have had
D. might not have had