What makes the space shuttle _____ is that it takes off like a rocket but lands like an airplane.
| A．exceptional | B．strange | C．unique | D．rare |
I admit that there are problems, I don’t think that they can’t be solved.
| A．While | B．When | C．As | D．For |
They are good friends.is no wonder that they know each other so well.
| A．This | B．That | C．There | D．It |
We tried to find a table for seven, but they were all.
| A．given away | B．kept away | C．taken up | D．used up |
Many Jewsto America during the Second world war for their safety.
| A．traveled | B．fled | C．settled | D．ran |
—David has made great progress recently.
—, and.
| A．So he has; so you have | B．So he has; so have you |
| C．So he does; so have you | D．So has he; so have you |