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【简答题】
对网络商务信息检索的基本要求有()，准确，适度，()。
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举一反三
【单选题】If what you have done is right,you needn`t worry about what others say.
A.
If
B.
needn`t
C.
what
D.
/
【单选题】A hibernating animal ______ any food all through the winter,______?
A.
needn't...needn't it
B.
doesn't need...does it
C.
needs...doesn't it
D.
needn't...does it
【简答题】What needn’t Mother worry about? She needn’t worry about Jim _______anything_____.
【单选题】That's one of those questions that ________.
A.
needn't to be answered
B.
needn't to answer
C.
needn't be answered
D.
needn't answer
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