题目内容
7.---A number of students _____ in the dining hall.---Let me count.The number of the students _____ about 400.( )
| A. | are; is | B. | is; are | C. | is; is | D. | are; are |
分析 --许多学生在餐厅了.--让我数一下.学生的数量大约是400人.
解答 答案:A.a number of 表示"大量的,许多的",后面的谓语动词应用复数;the number of表示"…的数量",后面的谓语动词应用单数.根据题干可知,第一个空应用are,第二个空应用is.故选A.
点评 做本题的关键是正确区分a number of 和the number of的用法,并结合题意加以选择.
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