1. We will be taken to the zoo by our mother this weekend.

→ câu bị động thì TLĐ: S + will + be + V3/ed + (by+O) + time

2. Pollution is one of the most serious problems in the modern world, isn't it?

→ câu hỏi đuôi thì HTĐ dạng động từ tobe:

- S + Vs/es .., don't/doesn't + S?

- S + don't/doesn't + V0 .., do/does + S?

3. Tom's older brother is shorter than him now.

→ so sánh hơn với tính từ ngắn vần: S + Vbe + Adj_er + than + S

    Tom's older brother isn't as tall as him now.

→ so sánh ngang bằng: S + Vbe + not + as + Adj + as + S

4. Did she invite us to her birthday last week?

5. Nam studies worse than Minh.

6. He has more books than me.

1. We will be taken to the zoo by our mother this weekend.

 - Bị động thì tương lai đơn: S+ will be + P2 + by...

2. Pollution is one of the most serious problems in the modern world, isn't it?

 - Cấu trúc tag question: Nếu mệnh đề chính ở mạng khẳng định `->` câu hỏi đuôi ở dạng phủ định (và ngược lại)

3. Tom's older brother is shorter than him.

4. Did she invite us to her birthday last week?

5. Nam doesn't study better than Minh.

6. He has more books than me

Học tốt!!!