B1 có phải là em muốn nói tới chứng chỉ tiếng anh B1 không vậy?

Dạ đúng rồi ạ 

They don't usually wear uniforms.
→ Dịch: Họ không thường xuyên mặc đồng phục

don't usually wear

1 In order to keep the gate in long use, you should paint it every year

2 So as not to kill the grass, you mustn't walk on it

1 In order to make your parents happy, you should work hard

2 In order to prevent littering, put garbage bins along the streets

1 She learnt cooking so that she can cook for herself

2 They were talking in whispers so that nobody could hear them

cook => cooking

1. I often play voleyball three times a week

2. I often go cycling every day.

3.I often play card games once a week

4.I often go hiking every day

5.I often go sailing once a month.

Cái này là trả lời câu hỏi đng ko?

Đến tui,

1.I never play volley ball.

2.I rarely go cycling.

3.I sometimes play card games.

4.I usually go hiking.

5.I never go sailing, too

1.I watching tv

2. I'm watching tv now

3. I reading books

4. She listening to music

5. He playing football

6. My dad surfing the internet

7. My mum cooking 

8. My brother/sister watching tv

9. She's doing her homework

10. I'm doing my homework

VT bằng anh nha