题目内容
19.A number of boys _______ playing outside and the number of the boys in our neighborhood _________ increasing.( )| A. | are,are | B. | is,are | C. | are,is |
分析 许多男孩在外面玩耍,我们社区男孩的数量在增加.
解答 答案:C.
根据A number of boys _______ playing outside and the number of the boys in our neighborhood _________ increasing,可知这里a number of+名词复数,意思是许多的、大量的,谓语动词常用复数形式;the number of+/名词复数,指"---的数量",谓语动词常用第三人称单数形式,故选C.
点评 做本题的关键是熟练掌握the number of 与a number of 的区别.
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