tìm 3 từ đồng nghĩa với từ hiến đặt câu với một từ đúng vote 5 sao

Khó khăn,mục đích,ý nghĩa việc tái chế rác thải bảo vệ môi trường (ở trường học )hứa vote 5 sao giúp vs ạ đang gấp 😭

Có 16 người trong 2 giờ chuyển được 30 tạ hàng. Nếu có 8 người chuyển trong 8 giờ được bao nhiêu tạ hàng.

chứng tỏ với mọi n là số tự nhiên thì 2n^2+2n chia hết cho 4

Ai giải hộ em ạ. Em cảm ơn trước

I.Fill in each blank with the correct form of the word in the blanket 1. Do you know any countries which have more than one …… language (OFFICE) 2. One of the advantages of the plan is its ……….. (SIMPLE) 3. They are working to develop a new system that allowed more …….. (FLEXIBLE) 4. Why dis the US achieve global economic ………… (DOMINANT) 5. A big party was held to celebrate the company’s 20 years of ………(ESTABLISH) II.Choose the best answer to complete the sentences 1.This is the house …….. my father was born. A.Where B. which C. who D.whose 2.My friend is talking about the teacher …… retied last year. A.whom B. which C. whose D. who 3.Where is the girl ………. sells tickets? A.who B. whose C. whom D. which 4.The man ………. we consider our leader had much experience in climbing mountain. A.who B. which C. whom D. whose 5.The artist ……….. name I couldn’t remember was one of the best I had ever seen. A.who B. whose C. that D. which III.Combine these pairs of sentences, using who, which, where or whose 1.He met many friends. The friends encoraged him in his work. .................................................................................................... 2.He often tells me about his village. He was born there. ………………………………………………………………………. 3.Can you understand the question? He asked you the question last time. …………………………………………………………………… 4.The man is an engineer. We play with his son everyday. ……………………………………………………………………… 5.The city is very beautiful. We spent our vacation in that city. ………………………………………………………………………… 6.The young man is talking to our teacher. He is Ba’s brother. ……………………………………………………………………. 7.Ba is my friend. He has won the first prize. ……………………………………………………… 8.I moved to a new school. English is taught by native teachers there. ………………………………………………………………………….. 9.Halong Bay is the world’s heritage. It consists of hundreds of beautiful islands. ……………………………………………………………………………………. 10. The cat doesn’t belong to me. Its tail is long. ………………………………………………………….

Ủa tui sai ở đâu à Mn, seo vote tui 1 sao, hmuhmu :((( Chính : ve anime tức giận

Một người leo núi với vận tốc 2km/h,lúc xuống núi với vận tốc 6km/h.Tìm vận tốc trung bình của người đó trong toàn hành trình lên và xuống núi

Although they are poor, they live happily.- Despite They found the service at the restaurant satisfying. (completed the sentence by using " satisfied") -They ....

tính giá trị nhỏ nhất của biểu thức sau :D=90-|70+y| Mọi người giúp e với e cần gấp ạ !!!