Giúp minh đc ko, mình ko làm đc câu này

đề:Secondary school students should go to school all day. Going to school all day: - help students spend more time on learning. - make them have less time for useless things like video games - help parents to control their children easily. - Your own idea. Giúp tớ với tớ cần gấp :<

He_______(write)a book by the end ò the week 1. Will have written 2. Will have been writing

(x+3)*(x^2-3x+9)-(x3-9x+12)=15 (2x-1)^2+(x+3)^2-5(x+7)*(x-7)=0 25x^2-10x+11=10 (x-2)^3-(x-3)(x^2+3x+9)+6*(x+1)^2=49 ai làm nhanh em cho trlhn ạ !

Hình bình hành ABCD có góc A = 60^0 . Điểm E ∈ AD , E ∈ CD sao cho , DE = CF . Gọi K là điểm đối xứng của F qua BC , KC cắt tia AD tại M a) c/m CMD là tam giác đều b) c/m tam giác KEM đều => KE // AB

tìm x sao cho cos(3sinx) = 0 trên (-pi;3pi)

A. Put the verb in brackets into the correct form. If the earth suddenly (stop) …………. spinning we all (fly) …………. off it. If you (smoke) …… in a non-smoking compartment the other passengers (object) …… (your parents / not / be) ………………. proud if they could see you now? I’m broke, but I (have) ………….. plenty of money now if I (not / spend) ………… so much yesterday. If we (work) ……………all right, we (finish) ……………in time; but we have no intention of doing it If we (have) …………….. a submarine now, we (use) …………it to investigate the seabed Were he ten years younger, he (take) …………….. part in the voyage around the world Should you come late, they (not let) ……………… you in He might get rid of his cough if he (not smoke) ……………so much If someone (give) …………….you a boat what you (do) …………… ? Water (freeze) ……………. if the temperature falls below zero I (warn) ………….. you if I had seen you last week He always says hello if he (see) ………… you What would you do if he (resign) …………….. tomorrow? I wouldn’t have been so upset if Judy (write) ……………… to me earlier Shout if you (see) …………..anything unusually The engine starts if you (turn) ……………..this key If he weren’t so bad-temperature, his wife (not leave) …………….him so soon after the marriage What (you / say) ………………….if I offered you a job? The children always (get) ………….frightened if they watch horror films If it (not be) _____________ for you, I would be late I can’t help feeling sorry for the hungry children. If only there (be) __________ peace in the world Were I to become president, my first act (be) __________ to help the poor If he (listen) _____________ to his father’s advice, he would still be working here. If she hadn’t stayed up late last night, she (not / be) ____________ tired now. I feel as if my head (be) ___________ on fire now, doctor. He always talks as though he (address) ____________ at a public meeting. It was our fault to keep you waiting so long. We (inform) ___________ you in advance. Had I known her address, I (go) _____________ to visit her. He looked frightened as if he (see) _____________ a ghost. I wish I (see) ____________ her off at the airport yesterday. Tom wishes he (have) _________ enough money to buy a new car now. Mary wishes she (become) _________ an astronaut someday. I wish I (have) __________ a day off to visit his parents. He hasn’t seen them for ages He wishes he (not/buy) ______________ that old car. giúp mk vs ạ

Cảm nghĩ của em về 1 thức quà hay 1 món quà tuổi thơ giúp mk vs mk đg cần gấp nhanh và đúng vote 5s và ctrlhn ặ

vẽ mầm vui vẻ NL: acc chính lên đc 1000 điểm rồi.zui óa >w<

mn giúp e, e cần gấp 21h30 tối nay ạ, hứa đánh giá 5*mặc dù ít điểm nhưng e đã tăng lên 20đ rồi đó ạaaa