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    ----It is that self-protection education is required at school. ----I agree. We always have a large course months. A.certainly; every a few B.certain; every few C.sure; every a few D.surely; every few 【查看更多】

     

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    ----It is ______ that self-protection education is required at school.

       ----I agree. We always have a large course ______ months.

       A.certainly; every a few                               B.certain; every few

       C.sure; every a few                                     D.surely; every few

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