-A ruler is 2 dollars and a pen is 5 dollars. How much are they? -They are     

-A ruler is 2 dollars and a pen is 5 dollars. How much are they? -They are     

题型:不详难度:来源:
-A ruler is 2 dollars and a pen is 5 dollars. How much are they?
-They are               
A.$22B.$3C.$7D.$5

答案
C
解析

试题分析:句意:--两美元的一把尺子和五美元的一支铅笔。他们一共有多少元?--他们是七美元。分析:很简单的一道数学题两者相加,2+5=7,故选 C
举一反三
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The number of the students in our school is about nine ____. ____ of them are boys.
A.hundred; Two thirdsB.hundred; Two third
C.hundreds ; Two thirdsD.hundreds; Two third

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Two weeks is not enough for me to finish the work . I need          week .
A.the otherB.a thirdC.the thirdD.other

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               . soldiers and doctors were sent to help the people in Yushu after the earthquake.
A. Two thousands         B. Thousands of         C. Two thousands of
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—What time is it? — It’s       (7:45)
A.six thirtyB.forty-five past seven
C.a quarter to eightD.a quarter past seven

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