题目内容
20.How many students are there in Class Five?---There are fifty.Two fifths of them______boys,and the number of the girls _____30.( )
| A. | are,is | B. | is,are | C. | are,are | D. | is,is |
分析 -在五班有多少学生?
-有五十个,他们中五分之二是男生,女孩的数量是三十.
解答 答案:A.
第一个空分数后面是them,他们,是复数形式,所以系动词用are;the number of,表示数目,其后的系动词用单数形式is,故选A.
点评 本题考查be动词的时态,解决此类问题的关键是根据标志词和时间状语来确定be动词的形式,在不同的语言环境中达到熟练掌握的目的.
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