The young man stopped and looked back as if ______ whether he was being followed.
#95381
A
seeing
B
to have seen
C
having seen
D
to see
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____the problem, it follows that we must develop a plan of action.
#90555
A
Recognizing
B
Having recognized
C
Recognized
D
Having recognizing
He admitted ______ his best friend , Jack, _______to make up for that.
#95438
A
betraying , determining
B
betraying , determined
C
to betray , determining
D
to betray , determined
Would you please tell me the quickest way           English well?
#94328
A
to learn
B
A or D
C
how to learn
D
of learning