Every boy and every girl knows that each day and each hour brings their duty.A. andB. KnowsC. bringsD. their

Every boy and every girl knows that each day and each hour brings their duty.

A. and
B. Knows
C. brings
D. their

参考解析

解析: their→his/her。用every修饰的名词后面的动词用单数形式,所以也应该把表示复数的their改成his/her。

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