Bài 1
1. Listen. Then practice with a partner.
(Nghe. Sau đó thực hành với bạn cùng học.)
b1-11.mp3
Ba: Would you like to play table tennis, Nam?
Nam: I'd like to, but I can't.
Ba: That's too bad.
Nam: I have some homework. I ought to finish it before I play table tennis.
Ba: Yes. You must do your homework first. But I’ll wait for you.
Bài 2
2. Listen. Then practice with a partner. Change the underlined details, using the information in the box.
(Nghe. Sau đó thực hành với bạn cùng học. Đổi các chi tiết được gạch dưới, dùng thông tin trong khung.)
b2-8_0.mp3
Ba: Come and play basketball, Nam.
Nam: I’m sorry. I don't think I can.
Ba: That's too bad. Why not?
Bài 3
3. Read. Then answer the questions.
(Đọc. Sau đó trả lời câu hỏi)
b3-6.mp3
Most of the world's surface is water. We may know the land very well, but we know very little about the oceans.
Bài 4
4. Complete the passage with the modal verbs in the box.
(Điền vào đoạn văn bằng những trợ động từ khiếm khuyết trong khung)
can can’t must must not
should shouldn't ought to ought not to
Bài 5
5. Play with words.
(Chơi với chữ.)
b5-7.mp3
Come and explore
The ocean floor
In a submarine for two.
We can spend all day
Watching fish play
Near our submarine for two.
We must not make a sound
When a shark is around
Our submarine for two.
It's beautiful here -
It's the last frontier -
Lời giải chi tiết: