Câu 1. Tìm x thuộc N biết:

96 chia hết cho x

120 chia hết cho x

Câu 2. Tìm STN biết:

180 chia hết cho x

216 chia hết cho x

x lớn hơn 6

Câu 3. Tìm x thuộc N biết:

50 chia hết cho x

80 chia hết cho x

Câu 4. Tìm x thuộc N biết:

126 chia hết cho x

180 chia hết cho x

Câu 5.

Tìm x thuộc N biết:

144 chia hết cho x

96 chia hết cho x

Cảm ơn các bn nhiều!!!

x⁰. x². x⁴. x⁶… x⁹⁸. x¹⁰⁰ = 2²⁵¹⁰ : 2³. 2⁴³ ( x khác 0 )

1. Tìm x biết :

a) 3 mũ 2 nhân 2 mũ 5 - ( 3 nhân 6 mũ 2 - x ) = 120

b) ( x + 3 ) nhân 2 mũ 3 - 2 mũ 2 nhân 5 = 2 mũ 2 nhân 3 nhân 5

2. Tìm x biết :

a) 5 mũ x -1 - 13 = 612

b) 5 mũ x nhân 5 mũ 3 = 125

Read the sentences and make questions. There is an example at the beginning

1. Nick rides to school every day

- Does Nick ride to school every day?

2. The children are singing and dancing

- ...

Make the questions for the anwers:

1. ...

- Yes. They have to wear school uniform

2. ...

- It lasts 5 minutes

3. ...

- According to them, school uniform makes the children feel equal

4. ...

- They are called sportswear

200 và 30

Exercise 1 : Circle the word that has the underlined part pronounced differently

1. money sorry morning story

2. now grow down town

3. study student studio stupid

4. house about hour country

5. lunch fun judo sun

Exercise 2 : Complete the sentences with the words from the box

uniform ; boarding ; classmate ; excited ; international

1. Vy and Phong are ... about their first day at secondary school

2. Phong and Duy are in the same class at school. They are ...

3. Most schools require children to wear school ...

4. A ... school is a school where students study and live during the school year

5. AIS is an ... school in Vietnam. It provides American education

Exercise 3 : Fill the gaps with the correct prepositions

1. The children are excited ... the school trip

2. Dorothy put ... her coat and went out

3. What do you usually do ... at break time?

4. ... the afternoon I play football ... the playground

5. I go home ... 4 o'clock every day

6. Vy is doing her homework ... the library

7. Many boarders go home ... weekends

Exercise 4 : Write negative sentences. Use short forms

1. We play football after school

2. You run fast

3. Tim and Lucas work at weekends

4. I like classical music

5. These exercises are difficult

6. She has science on Fridays

Exercise 5 : Make questions in the present simple. Then write short answers

1. he/ have/ breakfast at 6 o'clock every day ( yes )

2. you/ a good student ( no )

3. I/ look/ well ( no )

4. Ms Van/ a good teacher ( yes )

Exercise 6 : Use the prompts to write full sentences. Use present continuous

1. I/ do homework

2. Bella/ talk on the phone

3. We/ listen to CDs now

4. The children/ ride to the park

5. It/ rain very hard now

6. She/ bake a chocolate cake

7. You/ dance very beautifully

8. Mark and his friends/ have lunch

Exercise 1 : Complete the second sentence so that is means the same as the first

1. My house has got 5 rooms

- There ...

2. The bus station isn't far from the new shopping center

- The bus station is ...

3. There isn't a telephone in the living room

- We ...

4. The house is behind the trees

- There are trees ...

5. There are only a few biscuits in the packet

- There aren't ...

6. There are 2 bathrooms in that house

- That house ...

7. I like the kitchen most

- My favourite ...

8. Is there a garden in front of the house?

- Does the house ...

Exercise 2 : Describe your house or apartment. Anwer these questions, then write a test

1. Do you live in a house or an apartment?

2. Where is it?

3. Who do you live with?

4. How many rooms are there in your house/ apartment?

5. What are they?

6. Is there a garden?

7. Are there neighbours nice/ friendly/ noisy...?

8. Do you like your house/ apartment?

Exercise 1. Write the questions to complete the conversation:

Hanh : ( 1 ) ..., Paul?

Paul : I live in Brookline, Massachusetts

Hanh : ( 2 ) ...?

Paul : No, I don't live in a house. I live in an apartment

Hanh : ( 3 ) ...?

Paul : No, it ín't. My apartment is small but very comfortable

Hanh : ( 4 ) ...?

Paul : There are 2 bedrooms

Hanh : ( 5 ) ...?

Paul : Yes, there are 2 bathroom

Hanh : ( 6 ) ...?

Paul : No, there isn't a dining room. The kitchen is quiet large so we eat meals in the kitchen

Hanh : ( 7 ) ...?

Paul : My favorite room is my bedroom

Hanh : ( 8 ) ...?

Paul : There is a bed, a wardrobe, a table, a chair and a bookcase in my room

Exercise 2. Put the conversation in the correct order ( 1 - 10 ):

_ Do you spend any time there?

_ It's a bit small and it isn't very sunny

_ What's the study like? Is it quiet?

_ It's quiet nice. It's got very big windows and some really comfortable armchairs

_ No, I don't. I prefer working in the study

_ What's your balcony like?

_ Do you like studying in your bedroom, Emma?

_ No, I don't. I prefer sitting in the living room

_ What's that like?

_ Yes, it is. It's very quiet and it's got a balcony

Exercise 3. Tell about your house or an apartment:

Teacher : Do you live in a house or an apartment?

You : ( 1 ) ...

Teacher : Where your house/ apartment?

You : ( 2 ) ...

Teacher : Is it big or small?

You : ( 3 ) ...

Teacher : How many rooms are there in your house/ apartment?

You : ( 4 ) ...

Teacher : What colour is your bedroom?

You : ( 5 ) ...

Teacher : What is there in your bedroom?

You : ( 6 ) ...

Exercise 4. Fill in each gap with a word from the box:

Stands ; music ; curtains ; bookshelf ; next ; rug ; favorite ; there

My ( 1 ) ... room is our living room. It's rather big and warm. There is a big window with lots of pot plants and green and yellow ( 2 ) ... In our living room, ( 3 ) ... is a green sofa and 2 green armchairs. There is a big yellow ( 4 ) ... on the floor. A modern floor light ( 5 ) ... in the right corner of the room. ( 6 ) ... to the sofa there is a small coffee table with a vase of flowers. By the wall there is a big table with 6 brown chair. We have a television and a ( 7 ) ... with a lot of books and pitures. We also have a CD player on the shelf

I often watch TV, listen to ( 8 ) ... or read books there. I really like my living room

Exercise 5. Read the passage and then decide if the statements are True ( T ) or False ( F ):

I live in a house near the sea. It's an old house, about 100 years old, and it's very small. There are 2 bedrooms upstairs but no bathroom. The bathroom is downstairs next to the kitchen and there's a living room where there's a lovely old fireplace. There's a garden in front of the house. The garden goes down to the beach and in spring and summer there are flowers everywhere. I live with my parents, and we have a lot of visitors. My city friends often stay with me. I love my house for many reasons : the garden, the flowers in summer, the fire in winter, but the best thing is the view from my bedroom window

1. The author lives in the seaside

2. There is no bathroom in her house

3. The house has got 2 floors and 4 rooms

4. There are flowers in the garden in front of the house

5. Her family rarely has visitors

6. The author likes her bedroom's window view best