The _______age of the students in our class is about 19.
| A．common | B．average | C．usual | D．ordinary |
—May I see your driving license, please?
— ？ Did I do something wrong?
| A．Why not | B．What | C．Who cares | D．So what |
The mother many things to get her daughter a good education.
| A．purchase | B．produce | C．sacrifice | D．store |
Ted is such a helpful colleague that he is willing to do,,any favour we might ask him.
| A．without question | B．in addition | C．as a result | D．on the contrary |
—Did you ask your elder brother for help?
—I need to. I managed it by myself.
| A．don't | B．wouldn't | C．didn't | D．won't |
We will be given a(n)to ask questions at the end of the lecture.
| A．presentation | B．explanation | C．opportunity | D．possibility |