单项选择题

>   the people have become masters of their own country that science can really serve the peoplE.
A.Only then  B.It is only when
C.Only when  D.It is only then

A.A.
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— Have you graduated from collage?— Yes , ________.A.I studied French for two years. B.I have been studying French.C.I have studied French for two years. D.I had studied French for two years.
A.A.B.    
C.
C.
D.  
E.
单项选择题
-- He was nearly killed by a car oncE. -- Oh. when was________ exactly? It was in 2002 __________ he was riding a bike on the drive-way.A.this; that B.that; when C.that; that D.this; when
A. 
B.
A.
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