Then professor walked onto the platform and seated himself in a chair, ________

题干

Then professor walked onto the platform and seated himself in a chair, ________ for answering questions.

A．had prepared	B．being prepared
C．preparing	D．prepared

上一题下一题 0.64难度单项选择更新时间:2014-03-24 03:13:42

小学学科试题库

初中学科试题库

高中学科试题库