The lecture,________ at 7:00 pm last night, was followed by an observation of th

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The lecture,________ at 7:00 pm last night, was followed by an observation of the moon with telescopes.[     ]
A. starting
B. being started
C. to start
D. to be started

答案

举一反三

_______an important decision more on emotion than on reason, you will regret it sooner or later.[     ]
A. Based
B. Basing
C. Base
D. To base

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The old couple often take a walk after supper in the park with their pet dog ________ them.[     ]
A. to follow
B. following
C. followed
D. follows

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Tony lent me the money, ________ that I"d do as much for him.[     ]
A. hoping
B. to hope
C. hoped
D. having hoped

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______in a long queue, we waited for the store to open to buy a New iPad.            [     ]
A. Standing
B. To stand
C. Stood
D. Stand

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"Genius" is a complicated concept, ________ many different factors.     [     ]
A. involved
B. involving
C. to involve
D. being involved

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