If he had helped you, he would have risked ________his job.
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A
to lose
B
losing
C
to be lost
D
being lost
推荐题目
. The library’s study room is full of students _______ for the exam.
#95939
A
usily prepared  
B
usy preparing  
C
usily prepare  
D
re busily preparing
To my surprise, he turned up in the room without ___.
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A
noticed
B
being noticed
C
noticing
D
to be noticed
The iphone 4s, ________ by Apple, sells well across the world.
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A
produce
B
produced
C
producing
D
to produce
 I rushed home in a hurry only _________ that nobody was in. 
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A
to find
B
finding
C
found
D
having found