${33.}$ You don't have to bring a present when you visit your friend's house in my country.

→ (not) need + to_V = (not) have to + V0: (không) cần phải làm gì

${34.}$ More trees should be planted to prevent some natural disasters.

→ bị động với động từ khiếm khuyết: S + can/could/should/may/might ... (not) + be + v3/ed + (by+O) + time

${35.}$ In spite of taking a taxi, he still arrived late for school.

→ Although + S + V, S + V: Mặc dù ... nhưng ...

= In spite of/ Despite + N/V_ing, S + V

${36.}$ This is the first time he has visited this pagoda.

→ S + have/has + never + V3/ed + O + before = This is the first time + S + have/has + V3/ed + O

${37.}$ Nam and Tom missed the most important part of the festival because they arrived late.

→ S + V + because + S + V: ... bởi vì ... ( chỉ nguyên nhân )

${38.}$ People need to clean their houses when the New Year comes.

→ S + HTĐ + when + S + HTĐ

${39.}$ Do you mind if I take a photo here?

→ Do you mind + if + S + V0: Bạn có phiền nếu ...

${40.}$ If he didn't speak so quickly, I could understand him.

→ câu ĐK loại 2 ( diễn tả 1 sự việc không thể xảy ra ở hiện tại ): If + S + QKĐ ( Vbe dùng were (not) cho mọi ngôi ), S + would/could (not) + V0