E.WRITING

I. Choose the underlined words or phrases that are not correct in standard written English.(0,2 x 5 = 1pt)

1.I like watching TV. There are -> is a good film on TV tonight.

2. What is -> does he often do when it’s hot?

3.How much -> many rooms are there in the new house?

4. I’m very thirsty. I like any -> some apple juice. A B C D

5. How many childs -> children does your sister have? A B C D

II. Rewrite each of the following sentences, beginning as shown, so that themeaning staysthe same.( O,2 x 10 = 2pts)

1. Is there a colorful picture in your room?

Has your room got a colorful picture ?

2. How much is a bowl of noodles?

How much does a bowl of noodles cost ?

3. Let's go out for a walk.

Why don't we go out for a walk ?

4. I like beef and vegetables best.

Beef and vegetables are my favourite food

5. That pencil belongs to Hoa.

Hoa is the owner of that pencil

6. What is the age of this building?.

How old is this building ?

7. The Mekong river is longer than the Red river.

The red river is shorter than the Mekong river

8. I spend two hours a day doing my homework.

It takes me two hours a day to do my homework

9. No one in my class is as beautiful as Hoa.

Hoa is the most beautiful in my class

10. It's often hot in the summer.

It's never cold in the summer hoặc It's never hot in the winter

=> n(n + 1) : 2=  325

n(n + 1) = 650 = 25 . 26

n = 25 

Word form

1. Don't worrry about it. (WORRIED)

2. Do you have any difficulty in studying English? (DIFFICULT)

3. He's a very careful driver. (CAREFULLY)

4. He's better at art than you. (GOOD)

5. It's really helpful information. (HELP)

A=(1+2+3+...+100)^2=(1+2+3+...+100).(1+2+3+...+100) chia hết cho (1+2+3+....100)

      => A chia hết cho B

BÀI NÀY TỚ LÀM RỒI.TÍCH NHA !

1. tìm câu hỏi cho từ gạch chân

1. there is a big garden in front of my house ?

-> What is in front of your house ?

2. She will have a great party next week ?

-> When will she have a great party ?

3. Peter is playing soccer with his friends now

-> Who is Peter playing soccer with now ?

4. My mother gets up at six o'clock every morning

-> What time does your mother get up every morning ?

5. Tom likes english best

-> What does Tom like best ?

6. the car is in front of the computer

-> Where is the car ?

7 . I brush my teeth twice a day

-> How often do you brush your teeth ?

8. I have english on mondays and thursday

-> When do you have english ?

9. There are sixteen boys in my class

-> How many boys are there in your class ?

10. she is cooking in the kitchen now

-> What is she doing in the kitchen now ?

xin lỗi mình nhầm phải là 89 vị lớn hơn 12,5 mã có hai chữ số thì phải là 12,51 còn nhỏ hơn 13,4 mà cũng có 2 chữ số thì phải là 13,39 chứ

Theo bài ra, ta có:

a + b + c + d = 1 (1)

a + c + d = 2 (2)

a + b + d = 3 (3) 

a + b + c = 4 (4)

Từ (1) và (2) => b = -1 (5)

Từ (1) và (3) => c = -2 (6)

Từ (1) và (4) => d = -3

Từ (4); (5) và (6) => a = 7

Vậy...

Hoàn thành câu với dạng đúng của từ trong ngoặc:

1.Many fish in the lake near my house have died because of the polluted water. (pollute)

2.My friend and I are going to give a presentation about our environmental problems. (environment)

3.Too much use of electric lights in cities may cause light pollution. (electricity)

4.Nowadays, people use too much herbicide so many animals don't have enough food and they become sick . (sickness)

5. Oil spills from ships in oceans and rivers lead to the death of many aquatic animals and plants. (die)

I. find the words which as a different sound in the underlined part. Say the words aloud.

1. A. film B. city C. nice D. police

2. A. big B. wide C. quiet D. exciting

3. A. cheap B. sleepy C. near D. peaceful

4. A. heavy B. sea C. team D. street

5. A. noisy B. expensive C. house D. post