The policemen entered the building, ________upstairs.
A. looked around and hurrying
B. looking around and to hurry
C. to look around and hurried
D. looking about and hurrying
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The conference ___________in Beijing last week is bound to be a great success.
A. discussed
B. discuss
C. discussing
D. to discuss
____to school yesterday morning, I met a friend of mine.
A. I was walking
B. walked
C. While I walking
D. walking
______ from this fact , he must be an honest man.
A. Judging
B. Judged
C. Judges
D. Judge
The President was sitting on the chair____ by his supporters.
A. surrounding
B. to surround
C. surrounded
D. to be surrounded