a. Listen and repeat.

(Nghe và lặp lại.)

b. Fill in the blanks with Let's, should, or How about.

(Điền từ vào chỗ trống với Let’s, should hay How about.)

1. Let's organize a car wash. 

(Hãy cùng tổ chức rửa xe gây quỹ.) 

2. ____ we have a craft fair? 

3. ___ not organize an art show. 

4. ____organizing a talent show? 

5. We ____ have a fun run. 

6. _____we bake and sell cookies? 

 c. Circle the correct words.

(Khoanh tròn từ đúng.)

1. A bake sale will raise more money than a craft fair. Let's /Let's not make some pies to sell this weekend. 

2. We should/shouldn't charge money for the fun run. More people will come if it's free 

3. Let's/Let's not have the craft fair at the school gym. It's too small to fit a lot of people. 

4. My teacher said we should/shouldn't ask our parents to donate old clothes because we don't need them.

5. The weather report said it will rain this weekend. We should/shouldn't have the event outside. 

6. I'm not very good at designing posters. Let's/Let's not ask your sister to help because she's an artist.

b. Underline the mistake in each sentence. Write the correct word on the line.

(Gạch chân lỗi sai trong mỗi câu. Sửa lại từ đúng.)

1. Let's having a charity car wash.

2. I think we should helping homeless animals in our town.

3. How about we organized a craft fair?

4. How about put "Run for Fun" on the poster?

5. Let's not having a bake sale.

 5. Use the ideas in Exercise 4 to make suggestions about green activities at your school as in the example. Use the language in the box. 

(Sử dụng các ý tưởng trong Bài tập 4 để đưa ra gợi ý về các hoạt động xanh ở trường của bạn như trong ví dụ. Sử dụng ngôn ngữ trong hộp.)

A: How about starting a recycling club?

(Còn về việc mở một câu lạc bộ tái chế thì sao?)

B: That’s a great idea!

(Đó là một ý tưởng hay!)