—_________ your books, Kitty. — OK. The book ___________ now.
| A．Opens; is open | B．Open; opens |
| C．To open; is closed | D．Open; is open |
The new traffic rules have been carried out. If people run red lights on roads, they .
| A．will fine | B．have fined |
| C．were fined | D．will be fined |
Without enough trees, soil won’t be kept____. And then sandstorms may happen.
| A．in the place | B．in place |
| C．on the place | D．on place |
The United Nations has done a lot for the peace of the world since it was in 1945.
| A．set off | B．set on |
| C．set up | D．set away |
He teaches ______ English there.
| A．them | B．their |
| C．they | D．Themselves |
We shouldn’t use plastic bags. We should take our own bags ___.And we also should walk ___driving to the supermarket.
| A．instead，instead | B．instead，instead of |
| C．instead of，instead | D．instead of，instead of |