I. Khoanh tròn vào từ không cùng loại

1. A. tooth                    B. eye                               C. head           D. aspirin

2. A. photo                    B. bought                          C. flew            D. sang

3. A. beautiful                B. souvenir                           C. interesting         D. colourful

4. A. summer                  B. spring                        C. me             D. country

5. A. how                           B. what                         C. that             D. who

II. Chọn đáp án đúng A, B, C hoặc D cho những câu sau

1. What are you going.......... tomorrow?

A. to do                       B. do                       C. did          D. doing

2. Linda..... going to visit her friends next weekend.

A. was                      B. is                     C. is            D. B&C

3. They...... swimming last saturday.

A. go                     B. going                           C. went               D. goes

4. Are they going to the party tomorrow? - Yes, they.............

A. are                     B. do                     C. did             D. can

5. He should go to the........... because he has a toothache.

A. dentist                  B. nurse                       C. teacher             D. doctor

6. My friends and I............ going to the zoo next Saturday.

A. is                  B. was                         C. are              D. were

7. Are you going to do your homework? - Yes,............

A. I am                  B. I was               C. he is                D. he was

8. What's the matter............. you? -I have a cold.

A. to                        B. with                         C. from             D. in

9. How many seasons are............ in England?

A. these                   B. those                        C. they               D. there

10. It's often............... in the rainy season.

A. cold                        B. warm                           C. rainy             D. sunny

III. Đọc hiểu sau đó chọn đáp án đúng bên dưới cho phù hợp

Yesterday.......... (1) a terribly cold day but Jim...... (2) out without warm clothes, so he...... (3) a bad fever. His mother took him to the doctor. The doctor gave him............... (4) aspirins and said " You should....... (5) warm clothes and you shouldn't go out. I think you will get better soon. "

1. A. was             B. were              C. is               D. are

2. A. go                B. going            C. went            D. goes

3. A. has               B. have           C. had             D. having

4. A. an                B. a                   C. any             D. some

5. A. wear            B. wore         C. wearing             D. to wear

IV. Sử dụng những từ cho sẵn và điền vào đoạn hội thoại sau.

Matter, tired, fever, take, out

1. Son: I'm very..... (1)...

2. Dad: What' the... (2).... with you, son?

3. Son: I have a... (3)....

4. Dad: you should.... (4).... some aspirins and you shouldn't go.... (5)....

V. Dùng nhũng từ cho sẵn viết thành câu hoàn chỉnh

1. going/ We/ to/ are/ Do Son/ next weekend/ visit. 
.....................................................................................

2. you/ going/ Are/ T.V/ watch/ to/ this evening?
.....................................................................................

3. visit/ going/ She/ is/ her/ tomorrow/ friends/ to. 
.....................................................................................

4. going/ We/ to/ are/ Do Son/ next weekend/ visit. 
.....................................................................................

VI. Đọc hiểu và trả lời câu hỏi.

Last Sunday, Lan didn't go to school, but she went to her friend's birthday party. She got up early in the morning, went to the shop, and bought some gifts and flowers. Then, she went to her friend's house. At the party, she ate a lot of cakes and drank soft drink. She danced beautifully, sang many songs, and told a lot of interesting stories. All her friends were there too. They played many games such as hide and seek, skipping rope and cards. They were very happy and enjoyed themselves a lot. Finally, the party came to an end. They said goodbye to each other and went home late in the the evening.

1. Did Lan go to school yesterday?

.....................................................................................

2. Where did she go to?

.....................................................................................

3. What did she buy for her friend?

.....................................................................................

4. What did she do at the party?

.....................................................................................

5. Did they enjoy themselves a lot?

.....................................................................................

6. When did they go home?

.....................................................................................

ANSWER KEY

I. 1. A          2. A          3. B        4. C           5. C

II. 1. A          2. B           3. C     4. A           5. A

6. C               7. A         8. B           9. B         10. A

III. 1. A             2. C       3. C         4. C          5. A

IV. 1. tired          2. matter            3. fever            4. take

V. 1. We are going to visit Do Son next weekend.

2. Are you going to watch T.V this evening?

3. She is going to visit her friends tomorrow.

4. We are going to visit Do Son next weenkend.

VI. 1. No, she didn't.

2. She went to her friend's birthday party.

3. She bought some gifts and flowers.

4. At the party, she ate a lot of cakes and drank soft drink.

5. Yes, she did.

6. She went home late in the evening.

Số cần tìm :

20 + 10 + 30 + 5 = 65

Đáp số : 65

20+10+30+5=65

DÙ AI NÓI NGẢ NÓI NGHIÊNG THÌ TA VẪN CỨ XEM CHÙA MÀ ĐÉO LKE

một hai ba

tụt quần ra

\(\left(-3\right)^2+\left(-2\right)^3=9+\left(-8\right)=1\)

(-3)²+(-2)³ = 9+8 = 17

k dc chua

Sửa đề: A + 2 = 2^x-1

\(A=2+2^2+2^3+2^4+\dots+2^{10}\\2A=2^2+2^3+2^4+2^5+\dots+2^{11}\\2A-A=(2^2+2^3+2^4+2^5+\dots+2^{11})-(2+2^2+2^3+2^4+\dots+2^{10})\\A=2^{11}-2\\\Rightarrow A+2=2^{11}\)

Mà: \(A+2=2^{x-1}\)

\(\Rightarrow2^{x-1}=2^{11}\)

\(\Rightarrow x-1=11\)

\(\Rightarrow x=11+1=12\)

Một con gà mái đẻ ăn hết 104g thức ăn trg 1 ngày

375 con gà mai ăn trg 10 ngày:

(104x375)x10=390000(g)

390000g=390kg

vậy trg 10 ngày 375 con gà mái ăn đc 390kg thức ăn

390 kg thức ăn nhé bạn

6 km² = 600 ha

7 km² 650 m² = 7000650 m²

Bạn tự viết thêm nha

Chúc bạn học tốt!

ko có tên đơn vị đổi ra

như 6 km2=  

hình như sai đầu bài r bn, đáng là DE song song vs BC 

xét tg ABC có: 

AD=DB ( gt )

AE=EC ( gt )

=> DE là đường trung bình của tg ABC 

=> DE sog sog BC ( tính chất đg trung bình )

=> DE= BC: 2 (  ___________________)