Why did your head teacher ______you to ____at the class meeting?

问题描述:

Why did your head teacher ______you to ____at the class meeting?
A.ask,say B.ask,tell C.tell,speak D.say,speak

答案是Ctell sb to do sth.叫某人干某事,或者ask sb to do sth.所以第一空填ask或者tell皆可.say是一个及物动词,后面必须接宾语,就是说say后面必须有名词成分,但是这里没有宾语了,只有一个地点状语at the class meet...