I think _____ of the materials I listen to at the beginning of the exam _____eas

I think _____ of the materials I listen to at the beginning of the exam _____eas

题型:不详难度:来源:
I think _____ of the materials I listen to at the beginning of the exam _____easy.
A.two thirds, isB.second three, are
C.two thirds, areD.two third, are

答案
C
解析
基数词十序数词的适当形式.作主语时,根据后接的名词的单复数,本题后接的可数名词复数形式,故选C
举一反三
There were          different kinds of dinosaurs in the word in the past.
A.hundred ofB.two hundred ofC.hundreds ofD.two hundreds of

题型:不详难度:| 查看答案
Each of us has to write a ______ report every two weeks.
A. two-hundred-word  B. two-hundreds-word  C. two-hundred-words      
题型:不详难度:| 查看答案
–We ‘ll be back for our school’s _____anniversary (周年) ceremony .
-I see. That means you’ll have a get-together with your classmates in ____years .
A.twelve; sevenB.twelfth; sevenC.twelve seventhD.twelfth; seventh

题型:不详难度:| 查看答案
--- how was your weekend?
---- Great! It was my grandfather’s _______ birthday. We enjoyed ourselves.
A.seventyB.seventiethC. the seventiethD.seventeenth

题型:不详难度:| 查看答案
I"m 13 years old and my sister is 15 years old. So my sister is
A.oneB.twoC.threeD.four

题型:不详难度:| 查看答案
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