I don’t know whether you happen ____ it, but I’m going to study in the U.S.A. this September.
A. to be heard B. to be hearing C. to hear D. to have heard
Why is he not allowed to stay here? _______, it’s his home.
| A．In all | B．After all | C．In other words | D．To be frank |
She is a diligent student, and all her spare time she has _____ staying in the library.
| A．is spent | B．spent | C．to spend | D．to be spent |
I still remember how many years ago_______ I last met her in the countryside.
| A．when it was | B．was it that | C．when was it | D．it was that |
His proposal is so idealistic that there are many______difficulties in putting it into practice.
| A．familiar | B．relative | C．practical | D．terrible |
As nobody here knows what is wrong with the machine, we ________send for an engineer to handle the problem.
| A．should | B．must | C．can | D．would |