—You may find the key to the math problem on page 107.—Ah, it’s so simple. I wonder why I _____ of that.
#102292
A
hadn’t thought
B
haven’t thought
C
didn’t think
D
wasn’t thinking
推荐题目
The hotel wasn’t particularly good. But I ____ in many worse hotels.
#99992
A
was staying
B
stayed
C
would stay
D
had stayed
We on it for several hours but we haven't yet reached any conclusion.
#99883
A
are working
B
work
C
have been worked
D
have been working
—I hear Jane has gone to the Holy Island for her holiday.—Oh, how nice! Do you know when she______________?
#104038
A
was leaving
B
had left
C
has left
D
left
The number of foreign students attending Chinese universities ________rising steadily since 2010.
#100567
A
is
B
are
C
has been
D
have been
Those postcards were so lovely that they_________ in no time.
#99830
A
sold
B
had been sold
C
were sold
D
have been sold