When his mother came in, the boy pretended .
#92227
A
reading
B
being read
C
to read
D
to be reading
推荐题目
__ carefully if any change occurs when doing experiments in the lab..
#88398
A
Observe
B
To observe
C
Observed
D
Observing
hardly made Allen pay any attention to correcting his mistakes.
#96897
A
scolding
B
To be scolded
C
Being scolded
D
Having scolded
The teacher told us that everyone has an important role ________in protecting the earth from________.
#92087
A
to play; to pollute
B
to be played; to be polluted
C
to play; being polluted
D
to be played; being polluted
Life is a journey ________ with hardships, joys and special moments.
#88797
A
filled
B
to fill
C
filling
D
having filled
_______ a post office, I stopped _______ some stamps.
#97445
A
Passed, buying
B
Passing, to buy
C
Having passed, buy
D
Pass, to buy