题目内容
I tend to get nervous when ________ to make a presentation to a large group of people. (2017,12. A)
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The notice repeatedly stressed the necessity for tourists _______ care of their personal belongings. (2014,6.A)
Williams’proposal, ______ at a boarding meeting last week, was to set up a committee to review the marketing plan. (2015, 6. A)
Looking for a new job while still ________ is quite a challenge for any of us.(2015, 6. A)
It is no use ________ (try) to advise so much if you don’t know the users’needs. (2013, 12. B)
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