作业帮the class ( )big now the class ( ) practicing swimming A.are; are B.are; is C .is; is D.is; are
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the class ( )big now the class ( ) practicing swimming A.are; are B.are; is C .is; is D.is; are
the class ( )big now the class ( ) practicing swimming A.are; are B.are; is C .is; is D.is; are
the class ( )big now the class ( ) practicing swimming A.are; are B.are; is C .is; is D.is; are
D第一个class代表班级整体,应用单数
第二个class表示班级成员们,应用复数