The final exam is coming. Our teachers tell us time. A. not to waste B. not waste C. don’

问题补充：

The final exam is coming. Our teachers tell us time.

A. not to waste B. not waste C. don’t waste

答案：

解析： 考查否定搭配。告诉某人不做某事，用tell sb. not to do sth.结构，所以选A。