Tổng của 2 đáy khu đất đó là :

38 x 2 = 76 ( m )

Diện tích khu đất đó là :

76 x 31,5 : 2 = 1197 ( m² )

lop 5a co 20 hoc sinh

tik nha ^_^

a=6

b=4

=>a.b=24

    ab =64

I. Viết lại câu:

1. The room seemed to have been unoccupied for years.

=> It looked an unoccupied room for years.

2. The film was so boring that we left before the end.

=> It was such a boring film that we left before the end.

3. The sea was so cold that we couldn't swim.

=> The sea was too cold for us to swim.

5. We made a mistake mot insuring our jewellery.

=> I wish we hadn't made a mistake mot insuring our jewellery.

6. I'll only help you if you promise to try harder.

=> Unless you promise to try harder, I won't help you.

7. "You are cheating"said Carol to June.

=> Carol accused June that he was cheating.

8. She bought that house in 1973.

=> She has bought that house since 1973.

9. They believe he is mad.

=> He is believed to be mad.

10. Our house is going to be pained by a local firm.

=> We are going to have our house painted by a local firm.

12. The security guard made the boys go outside.

=> The boys were made the security to go outside.

13. Ali has studied not only in the US but also in Europe.

=> Ali has studied both in the US and in Europe.

15. We were no more surprosed than Jane.

=> We were not as surprosed as Jane.

               bài giải

bán kinh hinh tròn là:

    12,56:3,14=4(m)

Chu vi tấm thảm đó là:

      4x4x3,14=50,24(m)

                    Đáp số:50,24m

648

tick mình nha 

Section I: Choose the word which has the underlined part pronounced differently from the others.(1pt)

1. A. school B. chair C. chemistry D. character

2. A. serious B. symptom C. sugar D. sauce

3. A. order B. novel C. portable D. score

4. A. coop B. cartoon C. stool D. indoors

Section II. Choose the word that has different stress from others.(1pt)

1. A. complete B. detective C. gather D. event

2. A. mixture B. allow C. affect D. disease

3. A. exit B. cushion C. turtle D. improve

4. A. museum B. useful C. cavity D. wedding

- "ed":

+ /id/ : t, d

+ /t/ : p, k, s, sh, ch, gh, x, f

+ /d/ : Còn lại

Viết lại câu sao cho nghĩa ko đổi:

1. How long is that ruler ?

=> What is the length of that ruler ?

2. No one is younger than her in her family.

=> She is the youngest in her family.

3.Why don't we go swimming this afternoon ?

=> What about going swimming this afternoon ?

4. She likes English.

=> English is her favorite subject.

5. My sister often walks to work.

=> My sister often goes to work on foot.

1/goes

2/do , watching

3/are

4/building

5/are

6/turning.

7/listening

8/learn

9/has

mình ko chắc nha

mà có đúng thì tick cho mình nhé mọi người