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【单选题】
超声波是人耳听不到的声波,其频率大于A.
1000Hz
B.
2000Hz
C.
3000Hz
D.
10kHz
E.
20KHz
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【简答题】lobby
【单选题】In last paragraph, the word 'lobby' probably means '______'.
A.
persuade
B.
approve
C.
separate
D.
imitate
【多选题】下面哪些句子用 lobby 不恰当?
A.
One sits quietly-all 4 feet of him-next to the sofa in the hotel lobby . Another peers stoically out the gift shop window.
B.
They make so much money. It’s like having an ATM in the lobby that you don’t need a card for.
C.
He said it was a half-mile walk to the dining lobby , and the base had no running water, so shower water was pumped from…
D.
Licensed industry actors directly affected by illegal fishing were also actively engaged in lobbying for political change.
E.
The aftermath of an explosion inside a residence lobby at the University of Nevada, Reno in Reno, Nev., is visible on…
【简答题】写出程序的运行结果 #include main() { float f; int i; i=20/3; f=20/3; printf("%d,%f",i,f); }
【简答题】lobby
【简答题】A. road B. lobby C. theater D. way
【简答题】写出程序的运行结果 #include void main() { int r; for(i=6; i>=0 ;i--) { If(i>20) continue; printf( “ %d “ , r*r); }
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