Question

【题目】Generally, teachers ________ to know a lot and have answers to all questions from students.

A.supposeB.supposedC.are supposedD.were supposed

Answer 1

【答案】C

【解析】

句意：一般来说，老师应该知道很多，并回答学生提出的所有问题。

考查固定搭配及动词的时态。根据固定搭配be supposed to do sth“应该做某事”，由语境可知，时态是一般现在时，故选C。