____the problem, it follows that we must develop a plan of action.
#90555
A
Recognizing
B
Having recognized
C
Recognized
D
Having recognizing
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_______our English teacher,our English has been greatly improved.
#96825
A
Thanks to
B
Thank for
C
But for
D
Except for
        is easier than doing.
#95313
A
Talking
B
To talk
C
Talk
D
Talked
Some 200 people were reported ______ in the earthquake which happened in Sichuan last month.
#91503
A
were killed
B
to be killed
C
killing
D
to have been killed