-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
They were _______ busy _______ with each other to remember the time.
A. enough; talking B. enough; to talk
C. too; talking D. too; to talk
Miss Taylor never wastes money on anything too expensive, even though (尽管)
she can _______ to. She has donated much of the money she saved to charities.
A. afford B. spend
C. pay D. cause
-Can he get the first prize for running?
-Impossible now. He _______ so, but he has just hurt his leg.
A. would expect to do B. was expected to do
C. has expected doing D. is expected doing
-Bad luck! It's too late.
-It doesn't matter. The movie _______ for only a few minutes. You can't miss it.
A. has begun B. has been on
C. began D. was on
