I don’t think the shop _____________.
| A．is open | B．opens | C．is opening | D．open |
We’ll go for a picnic if it________tomorrow．
A won’t rain
B doesn’t rain
C．rains
Can you see the boys________football on the playground?They are my classmates．
| A．to play |
| B．playing |
| C．plays |
| D．played |
The Greens used to live in London and now they________in Beijing．
| A．used to live |
| B．are used to live |
| C．are used to living |
| D．are used for living |
—What’s the matter________your computer?
—It doesn’t work．
| A．about |
| B．for |
| C．on |
| D．with |
The problem is________difficult that nobody can work it out．
| A．such |
| B．very |
| C．so |
| D．pretty |