— Your aunt often walks the dog in the morning.
— Yeah, ___________ bad weather stops her.
| A．when | B．unless |
| C．because | D．since |
Mark works hard now，and he does his work________than before．
| A．more careful |
| B．more carefully |
| C．most careful |
| D．carefully |
We all want to know who can________the physics problem?You know，it’s very difficult．
| A．work out |
| B．take out |
| C．set out |
| D．look out |
They are going to London next month．They are________visiting the Buckingham Palace．
| A．looking at |
| B．looking for |
| C．looking forward to |
| D．looking over |
You always________a mess．I can’t stand you any longer．
| A．set |
| B．give |
| C．make |
| D．take |
I’m Pingping．My parents and I live in China now．We are black and white．We like China very much．We are from Sichuan Province（省）．
| A．A dolphin． |
| B．A giraffe． |
| C．An elephant． |
| D．A panda． |