There ______any class meetings last mont

搜题请搜索小程序“爱下问搜题”

问题选择题

There ______ any class meetings last month. [ ]

A. wasn't

B. aren't

C. weren't

D. isn't

答案

答案：C

选择题

Now their talks have reached a key stage________one side must give in to the other.[ ]

A. which

B. that

C. where

D. how

填空题

以下函数的功能是【14】。
float av(a，n)
float a[]；
int n；
int i；float s；
for(i=0，s=0；i＜n；i++)s=s+a[i]；
return s/n；