Cho A=[0;7],B=(-5;8)

tìm A\B

trong hoạt động thực tiễn và hoạt động nhận thức của con người,triết học có vai trò là thế giới quan và phương pháp luận.Đúng hay sai?Giải thích

E=( âm vô cực;-4]
F=[-3;5]
G=(2; dương vô cực)

a)E giao F

b)G\F

Complete second sentence so that it has the same meaning as the first sentence 1I don't know her address. I wish. 2. There isn't any water in the bottle. They wish. 3. My father smoked cigarettes 5 years ago, but now he doesn't smoke smoke any more.My fat.her used 4 We can solve the problem. The problem 5. My uncle lived in that village 3 years ago, but now he doesn't live there. My uncle used 6. My mother tidies the living room every day. The living room.. 7. She hasn't finished the letter yet. The letter. 8 They bought their car in 2010. Their car 9 Mr Pike is going to give his son a new bicycle. Mr Pike's 10. He has to finish these reports today. These reports 11. The boy is sorry for being late. The boy wishes 12. The last time we went to the cinema was two years ago. We haven't.. 13. The journey to the village was very interesting to the boys. The boys felt 14, My mother spent three hours making a dress. It 15 Spending the weekend in the countryside is very exeiting. It's 2

Rewrite each sentence so that the meaning stays the same.

1. "I will clean all the class windows." Thuy said. Thuy

2. They built this house more than one hundred years ago. This

3. Is it all right if I take a photo of your house? Would you

4. Please turn the music down. Do you

5. Traveling around Viet Nam is very interesting. It

6. The paintings that were stolen from the museum haven't been found yet. The paintings

7. I started learning French three years ago. I have

8. Could you lend me some money? Do you mind

9."Do you come to My Son every year, Nga?" Nhi asked. Nhi

10. Is Ha Long Bay in the Northern Viet Nam, Phuong?" asked Mary. Mary

11. She said, "Can you speak Spanish, Minh?" She

12. They said to us, "Must you go now?" They

13. " Is the Golden Gate Bridge in San Francisco?" Hoa said to Tim. Hoa year.

ce. ITD Put the verbs in the These newspapers (print) the correet rackets in the correct verb form or verb tense. by that factory every day 2. It is very dangerous (drive) Those students (plant) fast in a crowded area. ay 3. some young tress right now. 4. We (be) your letter yesterday delighted (receive) 5. Toyota cars (make) 6. English (teach) 7. The mail (always deliver) in Japan. in schools of almost every country to this office before 9 a.m. s. The new school in the village (finish) next month. o. The classrooms (clean) 10. This kind of flowers (export) every day to many countries in the world.​

82 e second sentence so that it has the similar meaning to the irsesentenss usins the word 1. The last time I saw him was in 1985, I haven 2. " Don't wallk on the grass the gardener said to us. The gardener 3. Are you and Jane the same age ? Are you s . 4. My sister dances very well. My sister is 5. It's nearly two years since we saw Joanna. We haven't 6. No one in the group is younger than Jane. Jane is 7.You should take more exercise. Mr. Tan " the doctor said. The doctor .Turn off all the lights when you go out, " Jane said to Tim. Jane . 9. Your backpack is not the same as mine. My backpack is 10. These houses are not as large as those houses. Those houses 1 1. Mai is as tall as her elder sister. Mai is the same..... 12. I have studied English for three years. I began..... ," Miss Lan said. Miss Lan asked........ 13. "Try your best to improve your pronunciation, Mai 14. "Turn off the radio" her father said to her. Her father asked 15. Nga said to Nam: "Please open the door." Nga told. I6." You should practise speaking English every day. Nam." The teacher said. The teacher told 17. " Can you explain this word to me? " Nam asked Hoa. Nam 1S. "Please don't talk during the test," Mrs Lan said to the students. Mrs Lan. 19. John is strong. He can carry the box. John is 0. Tom is very strong. He can lift that heavy table. Tom is You should practi