LANGUAGE FOCUS

Ability: can and could

Exercise 1. Change the words in bold from affirmative to negative, or negative to affirmative, to make sentences. (Chuyển các từ in đậm từ khẳng định sang phủ định hoặc phủ định thành khẳng định để đặt câu)

Trả lời:

1. Most childrent can't read until they're six.

2. Mozart could compose music when he was five.

Exercise 2. Look at the sentences in exercise 1 again and choose the correct words in the Rules. (Nhìn lại các câu trong bài tập 1 và chọn từ đúng trong Quy tắc)

1. We use can to talk about the present / past and could to talk about the present / past.

2. We use a base form with / without to after can and could.

3. The he / she / it form of can is can / cans.

4. The negative forms are don't can and didn't can / can't and couldn't.

5. We use/ don't use do and did to make questions with can and could. For example:

At what age can most people talk?

When could you first speak English?

Trả lời:

1. present _ past                4. can't and couldn't

2. without                          5. don't use

3. can

Exercise 3. Complete the text with affirmative and negative forms of can and could. (Hoàn thành văn bản với các dạng khẳng định và phủ định của can và could)

Trả lời:

1. can't                      4. couldn't

2. could                     5. can

3. could                     6. can't

Questions with How...?

Exercise 4. Match 1-6 with a-f to make questions. Can you remember the answers? Ask and answer the questions with your partner. (Ghép 1-6 với a-f để đặt câu hỏi. Em có thể ghi nhớ câu trả lời không? Hỏi và trả lời các câu hỏi)

Trả lời:

1. b                   4. a

2. f                    5. c

3. e                   6. d

Exercise 5. USE IT! Make questions with How...? and the words in the table. Then ask and answer the questions with your partner. (Đặt câu hỏi với How...? và các từ trong bảng. Sau đó hỏi và trả lời các câu hỏi)

Trả lời:

1. How many words can you say in ten seconds?

- Maybe about 20 words.

2. How long can you keep your eyes open?

- About 40 seconds.

3. How strict is your teacher?

- She isn't very strict. Sometimes she is funny.

4. How tall are you?

- I'm 155 centimetre tall.

5. How cold is your town in winter?

- It's from 8-10 degrees C.

6. How much does a burger cost?

- It costs 40.000 dong.

7. How often are you late for school?

- I rarely late for school.

8. How long can you run or swimming?

- About 200 meters.

9. How high can you jump?

- About 100 meters.

Finished? Write sentences about things you couldn't do in the past, but that you can do now.

Trả lời:

- When I was 8 years old, I couldn't read quickly, but now, I can.

- Last year, I couldn't run over 100 metre, but now I can do it.

- When I was 10 years old, I can't remember the names of our relatives, but now I can remember.