Tính thể tích hình chóp tam giác đều A.BCD có cạnh là √2 và cạnh bên là 1

Mọi người làm giúp em với ạ.Em cảm ơn mọi người.Em vote 5 sao ạ

1. Mai/ usually/ listen/ K -pop music/ free time. 2. when/ I/ be/ a child/ I/ enjoy/ play/ computer games. 3. my father/ spend/ most/ spare time/ look after/ the garden 4. watching TV/ most/ popular/ leisure activity/ Britain? 5. many teenagers/ addicted/ the Internet/ computer games. 6. she/ get/ hooked/ the medical drama/ after/ watch/ the first episode 7. most/ my friends/ prefer/ play sports/ to/ surf the net. 8. today's word/ teenagers/ rely/ technology/ more/ the past.

Giải giúp mình bài này với, mình cảm ơn trước 🙂

Chuyển các câu hỏi sau sang thể bị động. 1. How will you tell her? 2. How did the police find the old man? 3. How long have you learned English? 4. What time will the boys stop their match? 5. Why do you hate him? 6. Who looked after the children for you? 7. Who run this machine? 8. Who made the dress? 9. What makes you tired? 10. Who took you to school? 11. What made you sleepy? 12. Who wrote that? 13. Who will sing that song? 14. Who has to do the test? -

Chuyển các câu hỏi sau sang thể bị động. 1. How many dresses have you bought? 2. Who are they talking about? 3. What are you buying? 4. Which can you repair? 5. How much water do you bring? 6. Why don’t they help him? 7. How did you speak to her? 8. Where do people speak Vietnamese? 9. When did they hold the party? 10. How could they open this can?

Chuyển các câu hỏi sau sang thể bị động. 1. Who do you love? 2. What do you want? 3. Which can you show? 4. Which do you prefer? 5. What does she like? 6. Who did you invite? 7. Who will you think of? 8. Which poem did you read? 9. What have you done? 10. What color do you paint?

Chuyển các câu hỏi sau sang thể bị động. 1. When will you do the work? 2. How are you going to deal with this problem? 3. How do you spend this amount of money? 4. I wonder whether the board of directors will choose Susan or Jane for the position. 5. How did the police find the lost man?

Change the following sentences into the passive voice. 1. Our teacher wants us to prepare our lessons carefully. 2. It is your duty to lock all the doors. 3. He suggested selling the radio 4. Open your book, please! 5. They advised enlarging the garden

Change the following sentences into the passive voice. 1. People know that English is an international language. → It is known → English is known 2. They said that she won the competition. → → 3. They reported that the President had suffered a heard attack. → → 4. They need to clean the windows → → 5. I would like to give Mary a nice present.