Sắp xếp theo thứ tự giảm dần-(-4) ; -8 ; │-2│; 0 ; -10 ; 4 ; │+7│; -20 giup mk voi

Viết phương trình đường thẳng d biết d vuông góc với đth (d'):2x-y+1=0 và cắt đường tròn (C):x2+y2+2x-4y-4=0 theo một dây cung có độ dài=6

Mn giúp e vs ạ: Một lớp có 14 bn nữ và 21 bn năm.Hỏi số các bạn nũa chiếm bao nhiêu phần trăm số các bạn trong lớp

Sắp xếp theo thứ tự giảm dần :-(-4) ; -8 ; │-2│; 0 ; -10 ; 4 ; │+7│; -20

1kg=........g=.........lạng=..........mg 1lít =........dm3

xin hãy giúp mình với !!!!! XIN CẢM ƠN!!

Tìm 1 số có 2 chữ số biết chữ số hàng chục kém chữ số hàng đơn vị là 4. Biết tổng bình phương của 2 chữ số đó là 80

1.Mark the letter A, B, C or D to indicate the word that differs from the other three in the position of primary stress in each of the following questions. A: exchange B: invite C: embroider D: economic 2.Mark the letter A, B, C or D to indicate the word whose underlined part differs from the other three in pronunciation in each of the following questions. A: crazy B: tidal C: volcano D: make

Choose the correct word or phrase to complete each sentence. Write A,B,C or D 14. - Mary: "Your parents must be proud of your achievements." - Peter: " ________." A. Sorry to hear that. B. Of course. C. I am glad you like it. D. Thanks. It's certainly encouraging. 15. - Maria: "I'm taking my end-of-term examination tomorrow." - Sarah: " ________." A. Good time! B. Good chance! C. Good luck! D. Good day! Mark the letter A, B, C or D on your answer sheet to indicate the word or phrase that is OPPOSITE in meaning to the underlined part in each of the following questions. 16. Due to an (increase) in population and the use of land for farming, there are toxic chemicals in the atmosphere. A. illness B. shortage C. lowness D. drop 17. Police are carrying out investigations to find the (missing) documents. A. absent B. lost C. expected D. available Mark the letter A, B, C or D on your answer sheet to indicate the word or phrase that is CLOSEST in meaning to the underlined part in each of the following questions. 18. I didn't go out this morning. I stayed home (because of) the morning rain. A. in addition to B. thanks to C. due to D. in spite of 19. She is always (patient) when she deals with misbehaved students. A. tolerant B. firm C. tactful D. strict Identify the mistake in each sentence 20. He (has been hoped) for a (raise) in salary for (the last) four months but it is (still unsuccessful). A B C D 21. (The) more he (explained) to her, (a better) understanding he had about (computers). A B C D 22. The dog (had) a rope (about) his neck, and the (rope) was (fastened) to a pole. A B C D

Hoàn thành đoạn hội thoại sau Phuong : What (1) …… you doing, Mai? Minh : I (2) …….. cooking dinner. Phuong : Great! (3)………. you like cooking? Minh : Yes, for me it (4) ……… really a hobby. Phuong : What (5) ……… good idea! Minh : And (6) ……. are you doing, Phuong? Phuong : (7) …….. am cleaning the living room. Minh : Oh, (8) …….. hard – working you are! Phuong : Do you see it (9) ……. is clean and nice now? Minh : Oh, yes. How clean and nice it (10) …….! Phuong : Would you go (11) ….. the room and have a a glass of orange juice? Minh : Wonderful! I’ll go as soon as (12) ….. finish my cooking. Phuong : OK. I’ll wait (13) …….. you.