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【单选题】
2008年8月10日，北京2008年奥运会火炬接力传递活动在桂林境内举行，火炬传递路线全程约12 900m，将12 900m用科学记数法表示应为 [ ]A.
B.
C.
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举一反三
【单选题】Three weeks after the suicide bombing, the police were still hunting for bombers for they believe more were ______.
A.
on the verge
B.
on the sly
C.
on the spot
D.
on the loose
【单选题】The police have received ______ information that the wanted murderer is still on the run.
A.
credible
B.
chaotic
C.
chronic
D.
cautious
【单选题】Three weeks after the suicidal bombing, the police were still hunting for bombers for they believe more were ______.
A.
on the verge
B.
on the sly
C.
on the spot
D.
on the loose
【单选题】______into the accident, the police concluded that both of the drivers were responsible for it．
A.
Having looked
B.
Looked
C.
To look
D.
To be looking
【简答题】The police still haven' t found her, but they' re doing all they _________.
【单选题】在下列表示引用的方法中,( )是正确的。已知:int m=10;
A.
int &x=m;
B.
int &y=10;
C.
int &z;
D.
floAt &t=&m;
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