— Your aunt often walks the dog in the morning.
— Yeah, ___________ bad weather stops her.
| A．when | B．unless |
| C．because | D．since |
I was tired out, so I stopped the car a short rest.
| A．have | B．having | C．to have | D．had |
Mrs. Smith often goes to visit those AIDS patients in hospitals to cheer up.
| A．her | B．them | C．him | D．us |
— You park here! Look at the sign, it says “No parking”.
— Sorry, I didn’t notice that sign just now.
| A．won’t | B．needn’t |
| C．mustn’t | D．couldn’t |
— Where is Joan?
— She a novel in her study.
| A．has read | B．reads |
| C．will read | D．is reading |
None of them talked. They finished their meal in .
| A．silence | B．order | C．place | D．public |