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Trịnh Ngọc Quỳnh Anh
Trịnh Ngọc Quỳnh Anh

Trịnh Ngọc Quỳnh Anh
Học tại trường Chưa có thông tin
Đến từ Thanh Hóa , Chưa có thông tin
Số lượng câu hỏi 22
Số lượng câu trả lời 1347
Điểm GP 102
Điểm SP 1220

Người theo dõi (251)

đinh thị thanh trúc
đinh thị thanh trúc
ngọc hân
ngọc hân
Sainin Pro
Sainin Pro
Cao ngocduy Cao
Cao ngocduy Cao
KO tên
KO tên

Đang theo dõi (180)

Nguyễn Việt Lâm
Nguyễn Việt Lâm
Nguyễn Lê Phước Thịnh
Nguyễn Lê Phước Thịnh
Lê Văn Thao
Lê Văn Thao
Noo Phước Thịnh
Noo Phước Thịnh
Hattori Heiji
Hattori Heiji

Trịnh Ngọc Quỳnh Anh
Trịnh Ngọc Quỳnh Anh
Trịnh Ngọc Quỳnh Anh
Trịnh Ngọc Quỳnh Anh

Câu trả lời:

Cậu viết đề sai rùi , phải là : 2;12;30;56;.......

Ta có : 

2 =1x2

12=3x4

30=5x6

56=7x8

........

=>Số thứ 20 sẽ là : 39 x 40 = 1560
Trịnh Ngọc Quỳnh Anh

Câu trả lời:

Theo định luật bảo tòan khối lượng ta có:

\(m_{Fe_2}_{0_3}+m_{H_2SO_4}->m_{Fe_2\left(SO_4\right)_3}+m_{H_2O}\)

hay 16 + \(m_{H_2SO_4}\)= 20,35 + 1,8

=> \(m_{H_2SO_4}\)= 20,35 + 1,8 - 16 = 6,15 (g)

Vậy khối lượng axit sunfuric cần dùng là 6,15 gam.
Trịnh Ngọc Quỳnh Anh

Câu trả lời:

Mik làm cả luôn nên hơi lâu xíu
Trịnh Ngọc Quỳnh Anh

Câu trả lời:

I.Rewrite the following sentences, using “neither… nor 1. The students can’t ride motorbikes. The students can’t drive cars. => The students can't ride neither motorbikes nor drive cars.
3. She doesn’t like to watch television. She doesn’t like to listen to music. => She doesn't like neither to watch television nor listen to music. 4. Ba didn’t do his homework. Ba didn’t learn his lesson. => Ba didn't do neither his homework nor learn his lesson.
5. Thu won’t go swimming. Thu won’t play sports. => Thu won't go neither swimming nor play sports.
6. He can’t speak Chinese. He can’t write Chinese words. => He can't speak neither Chinese nor write Chinese words.
7. Her father doesn’t drink wine. Her father doesn’t smoke.
=> Her father doesn't drink neither wine nor smoke.
8. Their parents don’t leave him home alone. They don’t let him go out by
himself.
=> Their parents don't leave him neither home alone nor let him go out by himself.
9. Tam couldn’t play the piano. Tam couldn’t sing songs.
=> Tam couldn't play neither the piano nor sing songs.
10. We won’t go to school late. We won’t come back home late.
=> We won't go neither to school late nor come back home late.
II - Use the correct form in the parentheses.
1. Alexander Graham Bell (success) successfully demonstrated his (invent) invention in the publish.
2. You needn’t shout because I am not (deafness) deafen.
3. Alexander Graham Bell was born in (Scottish) Scotland.
4. Nga is one of my (friendly) friends. She always talks to everyone in
a (friend) friendly way.
5. He told this fairy story to his daughter (count) to count times.
III – Sentences transformation. (chuyển đổi câu).
1. The question is very easy. All of us can answer it.
The question is easy enough for us to answer.
2. Tuan is good at swimming.
Tuan swims well.
3. My brother usually fixes the household appliances very well.
My brother is good at fixing the household appliances.
4. I intend to visit my friends next Sunday.
I am going to visit my friends next Sunday.
5. She doesn’t go to the party because she has no time.
She doesn’t have enough time to go to the party.
IV – Put the verb in brackets.
1. Someone (knock) is knocking at the door. Shall I answer it?
I (come) will in a minute. I have just (wash) washed my hands. 2. Are you doing (do) anything this evening?
No, I’m not.
Well, I (go) am going to go to the cinema. Would you like to come with me?
3. We (have) will be having breakfast at 6 tomorrow because Lan (catch) have caught an early train.
4. Nga usually does the shopping, but I (do) do it today because
she isn’t fine.
5. Philip (go) will go To Dalat with his friends next week.
6. Bad driving caused (cause) many accidents.
7. Nga and Hoa are going to see (see) a movie tonigh.
8. Sue can speak (speak) Vietnamese very well.
9. Mozard has written (write) more than 600 pieces of music.
10. “How have you learned (learn) to drive?” “My father has taught (teach) me.
11. We usually go (go) to the library three times a week, but lalst
week we went (go) twice.
12. Alexandre Graham Bell introduced (introduce) the telephone in 1876.
13. Yesterday, I was (be) busy, so I didn't have (not have) time to
phone you.
14. “What will you do (do) next summer vacation?”.
“ I will visit (visit) my grandparents in NhaTrang.
15. Would you like to come (come) to dinner tomorrow?
V – Comlete the senteces using “Will” or “Going to”.
1. Look at those black clouds. It is going to rain (rain).
2. I fell terrible. I think I will be sick. (be)
3. Tom will probably get here at about 8 o’clock. (probably/ get)
4. I think Sarah will like the present we bought for her. (like)
5. We are going to visit my grandparents this evening. (visit)
6. “Gary phoned you while you were out”. “OK , I will call him back. (call)
7. This cheese looks horrible. I won't eat it. (eat)
8. Tom won't pass the xam. He hasn’t studied hard enough. (not/pass)
9. “Are you going out this morning?” “No, I am going to tidy my room. (tidy)
10. Are you going to watch television this evening? (you/watch)
VI – Fill in the blanks with a suitable preposition.
1. The post office is not far from my house.
2. Let’s meet in the City Theater at 7 o’clock.
3. She was born on May 16 th, 2001 in NhaTrang.
4. He worked in Deaf-mutes in Boston University.
5. Mrs. Lien said you could reach her at 8 603 312. 6. Snow is falling all of the country.
7. Will you pick me up After the party?
8. The secretary took a message to her boss.
9. He emigrated with Canada in 1870s.
10. We all agreed to their request for a full investigation.
VII – Complete the second sentence so that it has a similar meaning to
the first.
1. Peter is too young to see the horror film.
Peter is not old enough to see the horror film.
2. Remember to turn off the light before going out.
Don’t forget to turn off the light before going out.
3. That girl is very intelligent.
What an intelligent girl !
4. I intend to come over to pick you up.
I am going to come over to pick you up.
5. Hoa is older than Nien.
Nien is younger than Hoa.
6. Her hair is long and black.
She has long black hair.
7. The theater is near Hoa’s house.
The theater isn’t far from Hoa's house.
8. Alexander Graham Bell invented the telephone.
Alexander Graham Bell was the inventor of the telephone.
9. I’ll telephone you tomorrow evening.
I’ll make arrangement for you tomorrow evening.
10. How about going the movie tonight?
Let’s go to the movie tonight.
VIII – Supply the correct word form.
1. I’ll make arrangement for the meeting tonight. (arrange)
2. There was still no agreement on what to do next. (agree)
3. HCM city is an important commercial center. (commerce)
4. Michael Faraday made a lot of inventions in the field of electricity. (invent)
5. We’re thinking of emigration to Australia. (emigrate)
6. There was an exhibition of paintings at the Art Gallery. (exhibit)
7. Your order is ready for delievery (deliver)
8. This old man is deaf in one ear. (deafen)
9. Thomas Watson was Bell’s assistant, wasn’t he? (assist)
10. He was successfully in the demonstrating his invention. (success)
Trịnh Ngọc Quỳnh Anh

Câu trả lời:

Chịu rồi Thái ơi
Trịnh Ngọc Quỳnh Anh

Câu trả lời:

sao minh an lai khong dung
Trịnh Ngọc Quỳnh Anh