四、选择正确的单词填空。
1. —Who can (help/buy)me?
—Sorry, I (can't/am not).
2. The oranges are (fall/falling).
3. —(What/Where)is your mum?
—She's (on/at)the supermarket. She's buying things (to/for)your birthday party.
4. Come (to/on), Simon! We need your help.
5. Daming, (be/is)careful.
6. All the balloons are flying (off/away).
7. The balloons (say/says), “Happy Birthday!”
8. I can (carry/carried)the box.

四、1. help; can't 2. falling 3. Where; at; for 4. on 5. be 6. away 7. say 8. carry

五、给下列对话选择合适的图片。

()1. —The apples are falling! I can't carry them all.
—Don't worry! I can help you.
()2. —Who can help me?
—Sorry, I can't. I'm doing my homework.
—I can help you!
()3. —Grab the balloons, please! All the balloons are flying away.
—Oh, too late! They're flying in the sky.
()4. —Where's your mum?
—She and my sister are at the supermarket. She's buying things for me.

五、1. B 2. A 3. D 4. C