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【单选题】
循环切换各类输入法的快捷键是()。A.
Ctrl+Shift
B.
Ctrl+Space
C.
Shift+Space
D.
Crl+.
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反馈参考答案：
举一反三
【单选题】If you want to win in the contest，you must take great________about it. [ ]
A.
effort
B.
effect
C.
pain
D.
pains
【单选题】---Mary’s score on the test is the highest in her class. ---Really? She ______ have studied very hard.
A.
may
B.
ought to
C.
must
D.
should
【简答题】What did the boy think about the girl? [ A] She never studied hard. [B] She studied very well. [ C] She couldn't pass the exam.
【单选题】Having studied abroad for three years, the girl didn’t change much, ________ a bit fatter. [ ]
A.
only to get
B.
only getting
C.
to have got
D.
having been got
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