—The police have caught the murderer.     —Yes, and he admitted ________ his boss on a rainy night seven years ago. 
#98191
A
to kill
B
to have killed
C
having killed
D
have been killing
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(2014·江西红色六校二次联考)________little such material left,they decided to hold a meeting to discuss what________.
#88422
A
There was;was done 
B
Being;to be done
C
Having;to do 
D
With;was done
 _______ in time, little Franz was afraid. ________ scolded.
#97656
A
Not having come…of being
B
Having not come…to be
C
Having not come…of being
D
Not having come…to be
I really appreciate ____ to help me with my maths, but I’m afraid that I have no time this week.
#95587
A
you to offer
B
it you offer
C
your offering
D
this you are offering