内容正文:
Grammar Focus
Ⅰ. 根据问句或答语及括号内所给提示语,完成下列对话(答案不唯一)。
1. —Lily, can you go shopping with me on Saturday afternoon?
—______________________________________. (not available, must)
2. —______________________________________? (would, like)
—I'd love to, but I'm afraid I can't. I have to help my parents do housework.
3. —______________________________________? (can, you)
—Sure. That sounds great. I like playing basketball.
4. —What are you planning to do on the weekend?
—______________________________________. (not know, might have to)
5. —Are you free to go to the cinema with me tomorrow?
—______________________________________. (not sure, might)
6. —Sue, can your brother go to the volleyball game?
—______________________________________. (not free, have to)
Ⅱ.根据短文内容,选择恰当的情态动词填空,使短文完整、通顺。
It was Sunday. Jack and Jane were at home, helping clean the house. Mom liked a tidy house, so the two kids (1)_______(had to / could) do the cleaning on weekends.
After doing the cleaning for half an hour, Jack stopped to watch TV. “You (2)_______(needn't / can't) watch TV now. Finish your cleaning as soon as possible,” Mom came and said. “Uncle Sam (3)_______(should / shouldn't) be here soon. He called to say he was on the way with rainbow (彩虹) boxes.”
“Rainbows are in the sky. How (4)_______(can / must) he put rainbows into boxes?” asked Jack. “I think Uncle Sam is telling a lie (谎).”
Jane thought differently. “Maybe he is a magic farmer. Maybe he has a farm full of magical rainbows. He (5)_______(might / mightn't) know how to grow them,” said Jane.
Just then there was a knock (敲门声) on the door. Jack opened the door. Uncle Sam stood outside with a large box in his hands.
“(6)_______(Can / Must) you help me take that one into the room?” he said while (当……的时候) looking at a small one still in his car.
Jack was glad to give a hand, then he asked, “What's in these boxes? It can't be rainbows.”
“Have a look!” said Uncle Sam. Jack opened the boxes. Inside were vegetables and fruit in differen