问题
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It is quite necessary for a qualified teacher to
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It is quite necessary for a qualified teacher
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It is quite necessary for a qualified teacher to
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Because it is not a serious problem, we are not necessary to take strict measures against
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We could have walked to the station. It was so near. A taxi______at all necessary.A.wasn"t
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We consider it necessary()tom should improve his behavior.A. whichB. thatC. what