2. She's tired.

3. They are sad

4. We're scared

5. You are hungry.

6. I'm thirsty 

7. He is cold

8. They're nervous.

Giải thích:

Rút gọn của tobe:

is ⇒ 's

are ⇒ 're

am ⇒ 'm

                   CHÚC CẬU HỌC TỐT :))

1. I am happy => I'm happy.

2. She is tired=> She's tired.

3. They are sad=> They're sad.

4. We are scared=> We're scared.

5. They are hungry=> They're hungry.

6. I am thirsty=> I'm thirsty.

7. He is cold=> He's cold.

8. They are nervous.=> They're nervous.

* are=>'re

   is=> 's

   am=>'m

chúc bạn học tốt! nhớ cho mk câu trả lời hay nhất nhé