(x+1233)+1987=9876 ai làm cho mik đc ai lm đc lm nhanh cho mik mik cho 5sao

x-y=3 x^2 +y^2=45 giải hệ phương trình này chi tiết giúp em với ạ

ai vẽ giúp cái hình với ạ cm đc càng tốt nha câu b là cm góc

Vẽ và cách vẽ hình cữu giác nhé!

Hãy cho biết một số nghị định của thủ tướng về việc ô nhiễm nguồn nước ( cho chép mạng )

Vẽ đậu mầm nha mấy pác Không nhận tranh cũ

Nêu đăc điểm tự nhiên của Bắc Âu

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Nêu đăc điểm tự nhiên của Bắc Âu

I. Give the correct form of the verbs in the brackets to complete the passage: 1. My friend was (make)____________ (pay) ______________ back the book. 2. Hardly he (take) ____________ up the book when the phone (ring) ________. 3. Can you imagine what I (come)___________ across when I (roll)__________ up the carpet yesterday? 4. If she wins the prize, it (be) _______ because she (write) _____________ very well. 5. He resented (ask) _____ (wait) ______. He had expected the minister to see him at once. II. Give the correct form of the word in brackets to complete each sentence. 1. A lot of toys encourage children’s ___________________. (imagine) 2. The factory has provided cheaper ___________________ lately. (produce) 3. Burning coal is an ___________ way of heating a house. Gas is much cheaper. (economy) 4. According to some scientists the earth is losing its outer atmosphere because of ______ . (pollute) 5. She has one of the biggest art ________________________ in Britain. (collect) 6. ________________ has caused many so-called man-made disasters. (forest) 7. ____________ often walk through the streets shouting or singing about something they sell. (cry) 8. Gas and oil ____________________ always increases in cold weather. (consume) 9. The police are interested in the sudden _________________ of the valuable painting. (appear) 10. He claimed that his _______________________ had caused him to become a criminal. (bring up)