A、 I’m happy you enjoy that.
B、 Are you crazy?
C、 You are in good mood.
D、 I have no time to go there.
第1题:
A、highly/ highly
B、highly/ high
C、high/ highly
D、high/ high
第2题:
A.Is
B.Was
C.Were
第3题:
第4题:
There()two hundred dollars to pay.
A. are
B. is
C. were
答:B
译文:要付200美元。
解析:本题考查Therebe句型的主谓一致。若主语是复数名词,表示一笔金额、一个总数或单个概念时,则be仍用单数形式is或was,所以答案是B。
第5题:
第6题:
下面进行二分搜索的正确代码是
A.def BSearch(data,x): low=0 high=len(data)-1 while(low<=high): mid=(low+high)//2 if(data[mid]==x): return mid elif(data[mid]<x): high=mid-1 else: low=mid+1 return -1#B.def BSearch(data,x): low=0 high=len(data)-1 while(low<=high): mid=(low+high)//2 if(data[mid]==x): break elif(data[mid]<x): low=mid+1 else: high=mid-1 return -1#C.def BSearch(data,x): low=0 high=len(data)-1 mid=(low+high)//2 while(low<=high): if(data[