Mr. Smith didn’t go to the party because he had a lot of experiments _____.
#90778
A
do
B
did
C
done
D
to do
推荐题目
There Was an oil painting____ in the corner．It _____ there for several days．
#97288
A
laying,had laid
B
lain,had laid
C
lying,had lain
D
laid,had been lain
When I drove to the school gate, I found myself __________in the traffic jam.
#94896
A
catching
B
to catch
C
caught
D
to be caught
“Hope for the best and prepare for the worst.” is a proverb, ______ life is beautiful and full of frustrations as well
#98175
A
means
B
to mean
C
meaning
D
meant
Early peoples moved around, ______ the herds of animals.
#88577
A
having followed
B
followed
C
following
D
to follow
--- The light in the office is still on. --- Oh, I forgot _______.
#98793
A
turning it off
B
turn it off
C
to turn it off
D
having turned it off