Edward, you play so well, but I _____ you play the piano.
#102085
A
didn’t know
B
hadn’t known
C
don’t know
D
haven’t known
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I didn’t mean to keep you waiting here for a long time. There are several traffic jams on the way. Can you ____ me?
#99347
A
apologize
B
interrupt
C
forgive
D
behave
The price of oil is increasing so rapidly.Indeed ! The oil prices____by 10 and 20 percent so far.
#101844
A
increased
B
increase
C
had increased
D
have increased
--- I ______ so busily recently that I ______ no time to help you with your math. --- That’s OK. I can manage it by myself.
#104279
A
have been working; have
B
have worked; had
C
am working; will have
D
had been working; had had
—Bob! How is your project? I heard you started it last Friday, right?—Oh! I_______ for it. But I haven’t decided when to do it.
#102357
A
have prepared
B
had prepared
C
have been preparing
D
was preparing
We _______ on it for several hours but we have not yet reached any conclusion.
#104695
A
work
B
areworking
C
havebeenworking
D
havebeenworked