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
I didn’t do very well in the exam, and so I’m afraid of ___.
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A
scolding
B
to be scolded
C
being scolded
D
scolded
_________ sweet, the flowers in the botanic garden attract the visitor.
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A
Smelt
B
To smell
C
To be smelt
D
Smelling
.When _____ if he had seen her, Mattew just shook his head.
#97168
A
asking
B
asked
C
being asked
D
being asking