It was only quite recently, however, ______ I began to understand how much my parents love me.
A. when B. that C. before D. after
My most devoted friend, Professor Yang, _______ often go hiking when he lived in the mountain that was covered with forest.
A. would B. should C. could D. might
— Have you apologized to Mr. Jack?
— I’d shoot myself_______ I apologize to him.
A. after B. when C. before D. as soon as
I work in a key middle school the teaching quality is a major concern.
A．how B．which C．where D．that
Villagers of the danger soon after the big earthquake in Japan，or more people would have lost their lives in the tsunami．
A．were warned B．had been warned C．have been warned D．are warned
It remains ________ whether the students will benefit from the monthly exams.
A. seeing B. to be seen C. to see D. to have seen
