—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
When he was alive, the old scientist used to say that knowledge ______ from practice and he gained his experience by doing a lot of practical work.
#104096
A
was coming
B
had come
C
comes
D
would come
The parents suggested ___ in the hotel room but their kids were anxious to camp out during the trip .
#104879
A
sleep
B
to sleep
C
sleeping
D
having slept
Mary realized she ______.
#103832
A
was playing a joke about
B
was making fun
C
was being made fun of
D
was made fun
.The moment I arrived there, I found all the food supplies had ______.
#103784
A
used up
B
ran out of
C
given out
D
given away
--- Is Tom still smoking?--- No. By next Saturday he _____ for a whole month without smoking a single cigarette.
#100521
A
will go
B
will have gone
C
goes
D
has been going
