He told me that he would remember the days in Beijing University forever____ he got much help there from Professor Zhu.
______ is surprising to us is that Tom, for ______ English was once boring, can speak English fluently as though he were a native speaker.
In our work quality counts for ______ quantity.
— What are you doing outside the class? Didn’t you hear the clock ______? —Sorry, sir. I ______.
What a pity! Considering his ability and experience, he ______ better.
He dropped the ______ and broke it.