viết CTHH của các chất đc tạo bởi a. Si(i4) và O(2) b. Al(3) và Cl(1) c. Ca(2) và nhóm OH(1) d. Cu(2) và SO4(2)

A. Fill in the blank with the correct prepositions. 1. I'm looking forward …………..see you in June. 2. Could I help you ……………your luggage? 3. Would you mind sitting ……………the front seat of the taxi ? 4. Ha Long Bay is recognized ………….UNESCO as a World heritage site. 5. John is interested ………….the history of Viet Nam. 6. She is thinking …………………importing flowers from Viet Nam . 7. He realized his alarm clock didn't go …………….. 8. Everyone fell ………….the deep and dangerous water. B. Choose the best answer. 1. I can see a boy ……………..a water buffalo. a. ride b. riding c. to ride d. rode 2. Would you mind ………………………….the window? a. to close b. closing c. close d. closed 3. My sister likes sweets…………………from chocolate. a. making b. made c. to make d. make 4. This is the first time Sharron ……………….rice paddies. a. is seeing b. saw c. see d. has seen C. Complete the sentences, use the correct form or tense of the verbs in the brackets. 1. The man __________ (sit) next to me was very nervous. 2. Tom doesn’t enjoy __________ (laugh) at by other people. 3. I’d like you __________ (meet) my mother. 4. Take this street and you __________ (arrive) at the bus station in fifteen minutes. 5. He suggested __________ (travel) around the town by bike. 6. The flights to London will __________ (delay) because of heavy rain. 7. This is the first time Hoa __________ (meet) Tim’s family. 8. She has a lot of novels __________ (write) in English.

Giúp em ạ 1/Why don't we use energy-saving bulbs? I suggest..... 2/She wants them to sing a song She suggests they...

bài1.người ta dùng một cần cẩu để nâng một thùng hàng có trọng lượng 35 000N lên cao 1m. Tính công thực hiện được trong trường hợp này. bài2. Một vật trọng lượng 2N trượt trên mặt bàn nằm ngang được 0,5m.Tính công của trọng lực bài3.tính công của lực nâng búa máy có khối lượng 15 tấn lên cao 5000cm. trả lời vs cần gấp

- 12 × |x| = - 36 Mọi người trả lời giúp mk với ạ Mk đang cần gấp Cám ơn nhiều ạ

Giúp mik với huhuhu 3) Tả lại khu phố của em trong một buổi sớm những ngày nghỉ dịch.

Lm hộ e với ạ. Lm đc câu nào thì lm ạ🥰

Thành ngữ, tục ngữ Công ......... việc làm

Giúp e bài này ạ E giải mãi k ra

A. Fill in the blank with the correct prepositions. 1. I'm looking forward …………..see you in June. 2. Could I help you ……………your luggage? 3. Would you mind sitting ……………the front seat of the taxi ? 4. Ha Long Bay is recognized ………….UNESCO as a World heritage site. 5. John is interested ………….the history of Viet Nam. 6. She is thinking …………………importing flowers from Viet Nam . 7. He realized his alarm clock didn't go …………….. 8. Everyone fell ………….the deep and dangerous water. B. Choose the best answer. 1. I can see a boy ……………..a water buffalo. a. ride b. riding c. to ride d. rode 2. Would you mind ………………………….the window? a. to close b. closing c. close d. closed 3. My sister likes sweets…………………from chocolate. a. making b. made c. to make d. make 4. This is the first time Sharron ……………….rice paddies. a. is seeing b. saw c. see d. has seen C. Complete the sentences, use the correct form or tense of the verbs in the brackets. 1. The man __________ (sit) next to me was very nervous. 2. Tom doesn’t enjoy __________ (laugh) at by other people. 3. I’d like you __________ (meet) my mother. 4. Take this street and you __________ (arrive) at the bus station in fifteen minutes. 5. He suggested __________ (travel) around the town by bike. 6. The flights to London will __________ (delay) because of heavy rain. 7. This is the first time Hoa __________ (meet) Tim’s family. 8. She has a lot of novels __________ (write) in English.