20、The light will be thrown ______ the cause of cancer by research that is now in progress.
A. to B. upon C. in D. for
科目:高中英語(yǔ) 來(lái)源: 題型:單選題
科目:高中英語(yǔ) 來(lái)源: 題型:
The light will be thrown ______ the cause of cancer by research that is now in progress.
A. to B. upon C. in D. for
科目:高中英語(yǔ) 來(lái)源: 題型:
The light will be thrown ______ the cause of cancer by research that is now in progress.
A. to B. upon C. in D. for
科目:高中英語(yǔ) 來(lái)源: 題型:
The light will be thrown ______ the cause of cancer by research that is now in progress.
A. to B. upon C. in D. for
科目:高中英語(yǔ) 來(lái)源: 題型:
The light will be thrown ______ the cause of cancer by research that is now in progress.
A.to B.upon C.in D.for
科目:高中英語(yǔ) 來(lái)源:黑龍江省鶴崗一中2009-2010學(xué)年高二下學(xué)期期末考試試題(英語(yǔ)) 題型:單選題
The light will be thrown ______ the cause of cancer by research that is now in progress.
A.to | B.upon | C.in | D.for |
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