em hãy trình bày suy nghĩ về trách nhiệm của bản thân đối với tiếng việt ngày nay(khoảng 10 câu)

Một người đi xe đạp từ A đến B với vận tốc dự định, biết độ dài quãng đường AB là
30km. Lúc đi từ B về A theo đường cũ , người đó đã tăng vận tốc thêm 5 / km h so với vận
tốc lúc đi, do đó thời gian về ít hơn thời gian đi là 30 phút. Tính thời gian dự định người
đó đi từ A đến B

Tổ chức nào đang đe dọa đến nền hòa bình trên thế giới?

A. Hiệp hội các quốc gia Đông Nam Á ( ASEAN ) .

B. Diễn đàn kinh tế khu vực châu Á - Thái Bình Dương (APEC).

C. Tổ chức Nhà nước Hồi giáo tự xưng ( IS).

D. Tổ chức thương mại Thế giới (WTO

Rewrite the sentence so that its meaning stays the same as the first given:
1. The trip was very interesting.
=> It...............................................................................................................................................
2. They asked us to go out at once.
=> We............................................................................................................................................
3. The National Theatre has very comfortable seats. 
=> The seats..................................................................................................................................
4. Why is there a lot of noise in that room?
=> Why .......................................................................................................................................?
5. Do you think cycling is good for health ?
=>Do...........................................................................................................................................?
6. I saw him with his wife in a restaurant three months ago.
=>I ................................................................................................................................................
7.Whose car is that?
=> Who.......................................................................................................................................?
8. Where is the nearest bank?
=> Could.....................................................................................................................................?
9. All my suits were made in London.
=> I had..........................................................................................................................................
10. They declare that she won the competition.
=> It .......................................................................................................................................?

Rewrite the sentence so that its meaning stays the same as the first given, using the word in brackets:
1. How many chapters are there in this book ? 
=>How many .............................................................................................................................?
2. The bread was too stale to eat . 
=>The bread…………………..............................................................................................
3. It's difficult to learn two languages at the same time. 
=>I have..................................................................................................................................
4. She likes to travel around the world but she doesn't have a lot of money . 
=>She wishes................................................................................................................................
5. I haven't met her for three months. 
=>I last.........................................................................................................................................
6. Do you know whom that coat belongs to? 
=>Do you know .........................................................................................................................?
7. My sister speaks both English and French very well. 
=>My sister are..............................................................................................................................
8. People cut down thousands of trees every day . 
=>Thousands ................................................................................................................................
9. In the circus, the clowns interest me a lot. 
=>I am.....................................................................................................................................
10. They were very proud of their son.
=>Their son made.........................................................................................................................

Combine each pair of sentences into a new one, using relative clauses.
1.I bought a new typewriter. It cost me a lot of money.
=>………………………………………………………………………......................................
2.Tom is one of my closest friends. He is very intelligent.
=>……………………………………………………………………………................……
3.This is the newspaper. I want you to buy it.
=>…………………………………………………………………….......................................…
4.Have you ever spoken to the people? They live next door.
=>…………………………………………………………………….....................................…..
5.It is the book. It will interest children of all ages.
=>………………………………………………………………….....................................……..
6.The Pikes keep having all-night parties. They live next door.
=>……………………………………………………………………........................................
7.Where are the eggs? They are in the fridge.
=>……………………………………………………………………......................................….
8.Viet Nam exports rice. Viet Nam is in south-east Asia.
=>……………………………………………………………………......................................….
9.I am talking to Russ. His land is in the south of France .
=>……………………………………………………………………..........................................
10.The man and animals were from China. You saw them on TV.
=>………………………………………………………………………......................................
11. I dropped a beautiful vase . My mother has just bought it from the shop. 
=>………………………………………………………………………......................................
12.The students will be awarded the present . The students’ reeports are very valuable .
=>………………………………………………………………………......................................
13.The botanist will never forget the day . He found a strange plant on that day .
=>………………………………………………………………………......................................
14.New York is one of the largest cities in the USA . My sister is living there .
=>………………………………………………………………………..........................