搜题

问题更新时间2023/8/26 14:06:00

Billy has difficulty _______ the rest of the class.
· to keep up with
· to keep up
· keeping up with
· keeping on

答案

单选题
· keeping up with

出自：青书学堂 >> 华北水利水电大学英语

王老师:19139051760(拨打)

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第1题

______ me, I shall not returthere either.
· As long as
· As for as
· As for
· So as to

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第2题

WTO stands ________ the World Trade Organization.
· as
· like
· for
· by

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第3题

His ears are highly sensitive _______ any unusual sound ithe machine.
· of
· on
· to
· by

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第4题

–Excuse me, Sir. Could you hold the suitcase for me-- ________.
·It’s a pleasure.
· My pleasure.
· I could.

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