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【单选题】
在C如果要使用数学函数,如sin(x),log(x)等,需要在加入的语句是A.
#include
B.
#include
C.
#define
D.
#define
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举一反三
【简答题】What does Alyssa like to do when she is angry?
【单选题】The girl asked the teacher _____. [ ]
A.
what does the museum looks like
B.
what the museum looks like
C.
what the museum looked like
【单选题】All flight ____ because of the snowstorm, many passengers could do nothing but stay at the airport.
A.
had been cancelled
B.
were cancelled
C.
having been cancelled
D.
have been cancelled
【单选题】All flights ____because of the snowstorm, many passengers could do nothing but stay at the airport.
A.
had been cancelled 过去完成时
B.
were cancelled
C.
having been cancelled
D.
have been cancelled
【单选题】— —He has a beard and short brown hair. [ ]
A.
How old is he
B.
What does he do
C.
What does he look like
D.
How is he
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