The question is not easy _____.
#97945
A
to answer
B
to be answered
C
answered
D
answering
推荐题目
Follow the directions on the bottle carefully when _______.
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A
you will take the medicine
B
taking the medicine
C
to take the medicine  
D
taken the medicine
The suggestion ________ by the teacher is available.
#90520
A
put forward
B
putted forward
C
putting forward
D
put on