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23 tháng 3 2020

1.A      2.B     3.B      4.A

IV. Rewrite the sentences using the given words below 1.I would like you to help me put the chair away.-Do you mind………………………………………………………2.Vinh keeps forgetting his homework. Vinh is …………………………………………………………….3.Keeping the inviroment clean is very important.-It’s……………………………………………………………4.Old car tires are recycled to make shoes and...
Đọc tiếp

IV. Rewrite the sentences using the given words below 

1.I would like you to help me put the chair away.

-Do you mind………………………………………………………

2.Vinh keeps forgetting his homework. 

Vinh is …………………………………………………………….

3.Keeping the inviroment clean is very important.-It’s……………………………………………………………

4.Old car tires are recycled to make shoes and sandals.-People……………………………………………………

5.It’s three years since I last spoke to her. 

-I haven’t……………………………………………………

6.Tam doesn’t type as fast as she used to. 

-Tam used ………………………………………………………….

7.How long is it since you used the car? 

When ……………………………………………………………..

8.We started living here 15 years ago. 

 -We have…………………………………………………………...

9.Let’s meet inside the center ,at the cafe corner.-How…………………………………………………………

10.I’ve never eaten this kind of cake. 

It’s ………………………………………………………………..

 

 

1
21 tháng 3 2020

1. Do you mind helping me put the chair away?

2. Vinh is always forgetting the homework.

3. It's very important to keep the environment clean.

4. People recycled old car tires to make shoes and sandals.

5. I haven't spoken to her for three years.

6. Tam used to type faster than she does now.

7. When did you start using the car?

8. We have lived here for 15 years.

9. How about meeting inside the center, at the cafe corner?

10. It's the first time i have ever eaten this kind of cake.

IV. Rewrite the sentences using the given words below 1.I would like you to help me put the chair away.-Do you mind………………………………………………………2.Vinh keeps forgetting his homework. Vinh is …………………………………………………………….3.Keeping the inviroment clean is very important.-It’s……………………………………………………………4.Old car tires are recycled to make shoes and...
Đọc tiếp

IV. Rewrite the sentences using the given words below 

1.I would like you to help me put the chair away.

-Do you mind………………………………………………………

2.Vinh keeps forgetting his homework. 

Vinh is …………………………………………………………….

3.Keeping the inviroment clean is very important.-It’s……………………………………………………………

4.Old car tires are recycled to make shoes and sandals.-People……………………………………………………

5.It’s three years since I last spoke to her. 

-I haven’t……………………………………………………

6.Tam doesn’t type as fast as she used to. 

-Tam used ………………………………………………………….

7.How long is it since you used the car? 

When ……………………………………………………………..

8.We started living here 15 years ago. 

 -We have…………………………………………………………...

9.Let’s meet inside the center ,at the cafe corner.-How…………………………………………………………

10.I’ve never eaten this kind of cake. 

It’s ………………………………………………………………..

 

 

2
26 tháng 3 2020

1. Do you mind putting this chair away ?

3. It' s im portant to keep the environment clean.

5. I haven' t spoken to her for three year.

6. Tam used to type fast.

8. We have lived hể for 15 years.

9. How about meeting inside the center, at the cafe corner ?

10.It' s the first time i have eaten this kind of cake.

27 tháng 3 2020

1. Do you mind helping me put the chair away?

2. Vinh is keen on forgetting his homework.

3. It's very important to keep the enviroment clean.

4. People recyle old car tires to make shoes and sandals.

5. I haven't spoke to her for three years.

6. Tam used to type faster than now.

7. When have you started using the car?

8. We have lived here for 15 years.

9. How about meeting inside the center, at the cafe corner.

10. It's the first time I have eaten this kind of cake.

If the factory......continues............dumping poison into the lake, all the fish and other aqua animals will die

21 tháng 3 2020

cảm ơn nha

24 tháng 3 2020

1.studies

2.doesn't hurry

3.will pass

4.will be

5.gives

6.won't pass

7.doesn't stop

8.is

1. find the word which has different soud in the part underlined   1.a . wanted         b. washed         c. danced                  d. played   2.a. goes             b. watches          c. misses                 d. brushes   3.a.come              b. mother             c. open                   d. some    4.a.mention          b. question            c.action               d. education   5.a.who                  b.when              c.where                    d. what   6.  a.sun              ...
Đọc tiếp

1. find the word which has different soud in the part underlined

   1.a . wanted         b. washed         c. danced                  d. played

   2.a. goes             b. watches          c. misses                 d. brushes

   3.a.come              b. mother             c. open                   d. some 

   4.a.mention          b. question            c.action               d. education

   5.a.who                  b.when              c.where                    d. what

   6.  a.sun                b.fun                   c.put                 d. unhappy

   7.a.mind              b.bike                  c.tradition          d. tidy

   8. a.my                 b.happy              c. hobby             d.factory

   9.a.health                b.team                c.tea               d. beach

   10.a.listened            b.opened             c.wanted              d.lived

 

1
20 tháng 3 2020

1.a

2.a

3.b

4.b

5.a

6.c

7.c

8.a

9.a

10.c

Học tốt !

20 tháng 3 2020

\(n_{O_2}=\frac{V}{22,4}=\frac{3,36}{22,4}=0,15\left(mol\right)\)

\(2KClO_3\rightarrow2KCl+3O_2\uparrow\)

\(0,1-----0,15\)

\(\Rightarrow m_{KClO_3}=n\cdot M=0,1\cdot122,5=12,25\left(g\right)\)

Vậy khối lượng KClO3 bị phân hủy là 12,25 ( g )

20 tháng 3 2020

thank nha zZz Cool Kid_new zZz

20 tháng 3 2020

a) \(4Cr+3O_2\rightarrow2Cr_2O_3\)

b) \(2Cu+O_2\rightarrow2CuO\)

c) \(2Ca+O_2\rightarrow2CaO\)

d) \(4Al+3O_2\rightarrow2Al_2O_3\)

20 tháng 3 2020

Bn ơi đây là môn hoà học chứ ko phải môn tiếng Anh

19 tháng 3 2020

1. who his -> whose

2. typing -> type

3.  too -> so

4. writing -> written ; childrent -> children

5. Thanks -> Thank ; who -> which

19 tháng 3 2020

tôi chịu

11 tháng 4 2020

1. The polar icecaps are melting because one effect of global warming is that sea levels are rising.
2.Because of there are much better levels of nutrition, the global population has increased.
3.Nuclear explosions and detonations of nuclear weapons lead to radioactive pollution.
4.Air pollution is rising as a consequence of more and more road are being built.

5.In the last ten years, many BC valleys have been clearcut so142 species of salmon have become extinct.
6.The fish and other aqua animals have died due to the water is polluted.

14 tháng 4 2020

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