—Who is the old man talking with your teacher?
—I don’t know. I _________ him before.
| A．was never seeing | B．had never seen |
| C．never saw | D．wouldn’t see |
—Where is Xiao Wang?
—I don't know．He__________ be in the library.
| A．can | B．must | C．might | D．may |
Bread and butter____________ for breakfast in many Chinese homes nowadays.
| A．serve | B．servers | C．is served | D．are served |
Is this the restaurant ___________ ?
| A．which you work | B．in which you work |
| C．for which you work | D．where you work in |
—Will you go fishing with me?
—___________.
| A．No, I'll be very busy | B．Yes, I'll be glad |
| C．Certainly, I'll be sorry | D．Certainly, I'll be glad to |
The British are not so familiar with different cultures and other ways of doing things, ___________ is often the case in other countries
| A．as | B．that | C．so | D．it |