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Conjugation: use of do does did don't doesn't & didn't

1️⃣ Nhắc nhanh lý thuyết thì Hiện tại đơn

🔹 Cách dùng

• Diễn tả thói quen, việc lặp lại thường xuyên
  👉 always, usually, often, every day/week, once a week…

• Diễn tả sự thật hiển nhiên
  👉 Water boils at 100°C.

🔹 Công thức

1. Khẳng định

• I / You / We / They + V nguyên mẫu

• He / She / It + V-s / V-es

👉 Ví dụ:

• I go to school.

• He goes to school.

2. Phủ định

• I / You / We / They + do not (don’t) + V

• He / She / It + does not (doesn’t) + V

3. Nghi vấn

• Do + I / you / we / they + V…?

• Does + he / she / it + V…?

⚠️ Lưu ý: Sau do/does → động từ luôn ở dạng nguyên mẫu

2️⃣ Hướng dẫn từng câu + đáp án

1. I never (go) … to work on Sunday

👉 Chủ ngữ I → V nguyên mẫu
✅ go

➡️ I never go to work on Sunday.

2. My father usually (get) … up at six

👉 Chủ ngữ My father (He) → V-s
✅ gets

➡️ My father usually gets up at six.

3. Nam (be) … a good student

👉 Chủ ngữ Nam (He) → be = is
✅ is

➡️ Nam is a good student.

4. They (play) … soccer once a week

👉 Chủ ngữ They → V nguyên mẫu
✅ play

➡️ They play soccer once a week.

5. My brother (listen) … to music in his free time

👉 Chủ ngữ My brother (He) → V-s
✅ listens

➡️ My brother listens to music in his free time.

6. We (be) … late for school

👉 Chủ ngữ We → be = are
✅ are

➡️ We are late for school.

7. Lan and Nga (not skip) … rope at recess

👉 Chủ ngữ Lan and Nga (They)
👉 Phủ định: do not + V
✅ do not skip / don’t skip

➡️ Lan and Nga don’t skip rope at recess.

8. Ba often (do) … his homework after dinner

👉 Chủ ngữ Ba (He) → V-s
✅ does

➡️ Ba often does his homework after dinner.

9. What … you (do) … every evening?

👉 Câu hỏi – chủ ngữ you
👉 Do + you + V
✅ do / do

➡️ What do you do every evening?

10. She (not go) … to school in the afternoon

👉 Chủ ngữ She
👉 Phủ định: does not + V
✅ does not go / doesn’t go

➡️ She doesn’t go to school in the afternoon.

11. Hoa (watch) … TV every evening

👉 Chủ ngữ Hoa (She) → V-s
✅ watches

➡️ Hoa watches TV every evening.

12. Mr. Minh (brush) … his teeth after meals

👉 Chủ ngữ Mr. Minh (He) → V-s
👉 brush → brushes
✅ brushes

➡️ Mr. Minh brushes his teeth after meals.

13. Water (boil) … at 100°C

👉 Sự thật hiển nhiên → thì HTĐ
👉 Chủ ngữ Water (It) → V-s
✅ boils

➡️ Water boils at 100°C.

3️⃣ Tổng hợp đáp án nhanh

1. go

2. gets

3. is

4. play

5. listens

6. are

7. don’t skip

8. does

9. do – do

10. doesn’t go

11. watches

12. brushes

13. boils

Do the activities provided

Completa la scheda 

Tick the correct option

GRAMMAR SIMPLE PRESENT

READ THE INSTRUCTIONS

Hang Out 3 _ U5L1 _ In the kitchen

do/does / doesn't

G3AHA.DO DOES.TEST

revision of verb to be , can and have got

Practice exercise for Do/Does question and Wh-question

Complete the survey with Do or Does

Choose do/does or are/is and ask your groupmate a question. 

📘 PRESENT SIMPLE TENSE – STUDY GUIDE

1. 📌 What is Present Simple?

The present simple tense is used to talk about:

• Daily routines → I go to school every day.

• General facts → The sun rises in the east.

• Habits → She drinks coffee every morning.

• Schedules → The class starts at 7 a.m.

2. Structure

 Affirmative (Positive)

• S + V (base form)

• S + V-s/es (he/she/it)

Example:

• I play football.

• She plays football.

Negative

• S + do not (don’t) + V

• S + does not (doesn’t) + V

Examples:

• I don’t like coffee.

• He doesn’t like coffee.

 Questions

• Do + S + V?

• Does + S + V?

 Examples:

• Do you like music?

• Does she like music?

 Short Answers

• Yes, I do. / No, I don’t.

• Yes, he does. / No, he doesn’t.

3.  Verb Rules (IMPORTANT)

 Add -s / -es with he/she/it:

VerbForm

playplays

gogoes

watchwatches

studystudies

 Rules:

• Add -s → play → plays

• Add -es (verbs ending in ch, sh, s, x, o) → watch → watches

• Change y → ies → study → studies

4.  Time Expressions

Common words used with present simple:

• always

• usually

• often

• sometimes

• rarely

• never

• every day/week/month

• on Mondays

 Example:

• I always wake up early.

• She often studies at night.

5. Adverbs of Frequency (Position)

 Before main verb:

• I usually go to school early.

 After “to be”:

• She is always happy.

6.  Common Mistakes

❌ He go to school.
✅ He goes to school.

❌ She don’t like pizza.
✅ She doesn’t like pizza.

❌ Does she likes music?
✅ Does she like music?

7. ✏️ Practice Exercises

Exercise 1: Fill in the blanks

1. She ______ (play) tennis.

2. They ______ (not/go) to school on Sunday.

3. ______ you like coffee?

4. He ______ (watch) TV every night.

Exercise 2: Rewrite

1. She likes milk. (negative)

2. They go to school. (question)

3. He plays football. (question)

8. 🎯 Quick Summary

• Use for habits, facts, routines

• Add -s/es for he/she/it

• Use do/does for questions & negatives

• Công thức khẳng định:
  ➝ S + V(s/es) + O
• Công thức phủ định:
  ➝ S + do/does + not + V + O
• Công thức nghi vấn:
  ➝ Do/Does + S + V + O ?

👉 Lưu ý:

• Chủ ngữ he / she / it: động từ thêm -s/-es.
• Chủ ngữ I / you / we / they: động từ giữ nguyên.
• Trong câu hỏi và phủ định, động từ chính luôn giữ nguyên.

Rewrite the questions correctly.

Fix the word order using this form:

Wh‑word + do/does/did + subject + base verb

Complete with Do/Does and then match the answers and photos