In a harmonious society,we"d better prevent pollution _______ happily. [ ]

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In a harmonious society,we"d better prevent pollution _______ happily.   [     ]
A. to live
B. lived
C. living
D. beinglived

答案

举一反三

______ the working efficiency,the boss allows the employees to have a coffee break.     [     ]
A. Improving
B. To improve
C.  Having improved
D.  Improved

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That is the only way we can imagine _____ the overuse of water in students" bathrooms.  [     ]
A. reducing
B. to reduce
C. reduced
D. reduce

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— I"d like to have a piece of bread and two eggs.
— Anything ______?[     ]
A. following
B. followed
C. to follow
D. to be followed

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The man we followed suddenly stopped and looked as if ______ whether he was going in the right
direction. [     ]
A. seeing
B. haying seen
C. to have seen
D. to see

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If he takes on this work, he will have no choice but _____ an even greater challenge.[ ]

A. meets
B. meeting
C. meet
D. to meet

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