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【简答题】
100件商品中有3件次品,随机抽取4件是次品,是(__)事件
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反馈参考答案：
举一反三
【单选题】Who ________ a theory about black holes?
A.
put forward
B.
put down
C.
put away
D.
put off
【单选题】The word 'orator' originally meant speaker but now it signifies the person who makes speech. This is an example of ______.
A.
narrowing of meaning
B.
widening of meaning
C.
meaning shift
D.
loss of meaning
【单选题】The sports meet, originally _____ this week, has to be put off because of the bad weather. [ ]
A.
held
B.
holding
C.
having been held
D.
to be held
【简答题】Who put the fire out? ___________________.
【单选题】The word 'orator' originally meant speaker but now it signifies the person who makes speech. This is an example of ______.
A.
narrowing of meaning
B.
widening of meaning
C.
meaning shift
D.
lass of meaning
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