---- Sorry, I have to ______ now. It’s time for class.---- OK, I’ll call back later.
—Hello, may I speak to Dr.Bush?— .
13. By the end of last year we more than 2000 teachers of English all over the province .
He wondered if he could slip out of the lecture hall without anyone
.Jack’s room always has the awful smell of an apartment whose windows are________opened.
.I don’t suppose they’ll be seeing each other very often since she’s accepted that job in London, ___________?