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3: We must clean the board everyday
4: We mustn’t talk in class
5: We must do homework
6: We mustn’t litter on the room floor
1. We must arrive school on time.
(Chúng ta phải đến trường đúng giờ.)
2. We mustn't get out of class before breaktime.
(Chúng ta không được ra khỏi lớp trước giờ giải lao.)
3. We must raise our hands when we want to ask questions in classroom.
(Chúng ta phải giơ tay khi muốn đặt câu hỏi trong lớp học.)
4. We musn't gossip in class.
(Chúng tôi không nói chuyện phiếm trong lớp.)
5. We must be gentle with each other.
(Chúng ta phải đối xử tốt với nhau.)
6. We mustn't eat during lesson.
(Chúng ta không được ăn trong giờ học.)
1. We must always obey trafic rules for our safety.(safe )
2. Our school raised fund to help the disabled ( able)
3. Poverty is still a major problem in most countriesin Africa. (poor)
4. We will use renewable energy sources in the future. ( renew)
10. The energetic students often play soccr or basketball ( energy)
1. We must always obey trafic rules for our ....safety.......
2. Our school raised fund to help the.............disable...........
3. ....Poverty..............is still a major problem in most countriesin Africa. (poor)
4. We will use .....renewable..... energy sources in the future. ( renew)
10. The .........energetic...... students often play soccr or basketball ( energy)
a. We use (1) a/an to talk about something for the first time.
(Chúng ta sử dụng “a/an” để nói về thứ gì đó lần đầu tiên.)
There’s a interactive whiteboard in our classroom.
(Có một cái bảng tương tác trong lớp chúng ta.)
b. We use (2) the when we mention something again.
(Chúng ta sử dụng “the” khi nhắc về thứ gì đó lần nữa.)
Our teacher often uses the interactive whiteboard.
(Giáo viên thường dùng bảng tương tác.)
c. We use (3) the when it is clear what we are talking about, or when there is only one of something.
(Chúng ta dùng “the” khi thứ ta đang nói rất rõ ràng hoặc khi thứ đấy chỉ có duy nhất một cái.)
We play basketball in the gym. (The gym at school)
(Chúng tôi chơi bóng rổ trong nhà thi đấu. (Nhà thi đấu ở trường.))
The sun is shining.
(Mặt trời đang chiếu sáng.)
d. We use (4) a/an to say what someone's job is.
(Chúng ta dùng a/an để nói về nghề nghiệp của một người.)
My mum's a teacher.
(Mẹ tôi là giáo viên.)
e. Note these set phrases (Chú ý các cụm từ cố định)
- (5) the: listen to the radio, go to the cinema, play the guitar.
(nghe đài radio, đi rạp chiếu phim, chơi ghi-ta)
- (6) no article: watch TV. listen to music, in/ to bed, to/ at / from school, at home / work, in hospital
(xem TV, nghe nhạc, trên/ lên giường, đến/ tại/ từ trường, tại nhà/ nơi làm việc, trong bệnh viện)
We also have some class rules, and we try to keep all of them. We always try to arrive at chool on time. We always remember books, school things, homework, etc. We listen carefully in class. We be prepared to work in pairs or in groups. We always do all the homework the teacher gives. We also try to speak English in the English teacher.
Tick mk nha, chúc bn học tốt ! 
Look at the examples in the table again. Then complete the rules in the learn this! Box. Use a/an, some and any
A, some, any
1. Ww use..a/an.. with singular nouns
2. We use..some.. with plural nouns in affirmative sentences
3. We use..any.. with plural nouns in negative sentences and in questions
Underline the best options to complete these sentences
1. Chirldren ..........(must/mustn't/must to/ mustn't to) pick flower in the school garden.
2. Look! The boy .........marbles in the playground. (play/are playing/to play/plays)
It is about 2 kilometers from my house to school
Must we always obey the traffic rules?
Where did you stay when you were in HN?
I used to ride a tricycle when I was 3 years old
Complete the school rules poster below.Use the verbs in the box
play read help throw be
fight bully listen use look
School rules
We must We mustn't
_____We must be___on time
______We mustn't play___football in class
___We must listen_____ to our teachers _______We mustn't throw____litter
_____We must use___our books ______We mustn't fight_____other students
_____We mustn't help our friends ______We mustn't bully___with our friends
____We must read ____after our school ____?_____our cell phones