Last month, American scientists started working on _____ project aimed at improv

Last month, American scientists started working on _____ project aimed at improv

题型:不详难度:来源:
Last month, American scientists started working on _____ project aimed at improving _______ ability to predict earthquake.
A.the; aB.a; anC.the; anD.a; the

答案
D
解析

举一反三

No one believes the small dark lab is ___ home to so many great inventions at___ first sight.
A.the; theB.不填;theC.the;不填D.不填;不填

题型:不详难度:| 查看答案
______ World Exposition in 2010 is the first registered World Exposition in ______ developing country.
A./; aB.The; a C.The; / D./; the

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Since its entry into ________ Chinese market, Google has been enjoying ________ legal market access and national treatment.
A.the; aB.不填; 不填C.a; theD.the; 不填

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Developing a low-carbon economy is__________global topic and the world needs
__________clean revolution with participation from everyone, decision makers to the children.
A.a;theB.a;a C.the;aD./:the

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Dina El-Mogazi, ____ director of _____ Campus Greening Department, says courses in ____ variety of disciplines(科目)will achieve the requirement.
A./;the;/B.the;/;aC./;the;aD.the;the;the

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