Từ một điểm A ở bên ngoài đường tròn (O)kẻ tiếp tuyến AB và cát tuyến ACD đi qua tâm O của đường tròn .Tính góc BAD +2 góc ABC A90 độ. B150 độ

1. I’ve always dreamt ___________________America. A. to visit B. of visiting C. I visit D. visit 2. Just watch me, and do ________________ I tell you. A. whoever B. whenever C. however D. whatever 3. I wanted to say goodbye to Jerry, but he __________________. A. was already left B. already left C. had already been leaving D. had already left 4. Time __________ so quickly when you are doing something enjoyable. A. passes B. takes C. spends D. finds 5. ____comes a time when you have to make a decision and stick to it. A. It B. Therefore C. There D. That 6. My father gave me a _______________ hat on my 15th birthday. A. white pretty cotton B. cotton white pretty C. pretty cotton white D. pretty white cotton 7. ___________ our pre-paid order, they failed to send us the items in time. A. With respect to B. Regardless of C. On behalf of D Without any notice of 8. Steve _____ his chances of passing by spending too much time on the first question. A. threw on B. threw off C. threw away D. threw in 9. John: “Would you mind turning down the volume?” – Peter: “______________” A. Not at all B. Of course C. I’d be glad to D. Yes, sure 10. Home is a base from which we can go into the world with __________________ A. confide B. confident C. confidence D. confidently

Viết các luận điểm về việc ủng hộ việc học thêm

1. He asked me ____? A. where did I live B. where I lived C. where do I live D. where I live 2. The police told him ___ his car at the entrance to hospital A. not park B. don't park C. not to park D. don't to park

Vẽ anime vui. Hôm nay vui vì được học sinh giỏi!

1.Thế năng là gì ? Phụ thuộc vào yếu tố nào ? 2.Động năng là gì ? Phụ thuộc vào yếu tố nào ? 3. Động năng làm gì ? Phụ thuộc vào yếu tố nào? 4 . Trình bày thuyết cấu tạo chất 5. Nhiệt năng của một vật là gì? Nêu cách làm biến đổi nhiệt năng?

Vẽ anime/chibi/mầm tức giận. NL: Levanthoa ơi bớt đi copy trên mang lại. Report mệt mỏi quá. Có nhiều người biết mà k nói thôi. Sự thật bao h cũng là sự thật k sớm thì muộn k mai thì một cũng lòi ra là bạn sao chép thôi

Cho (P): y = x² và đường thẳng d có hệ số góc k đi qua M(0; 1). a) Gọi A, B là giao điểm của d với (P). Tìm k để AB = √10 (cm). b) Chứng minh ΔABO vuông. Tính diện tích ΔABO. Mọi người giải giúp em. EM CẢM ƠN.

I. Choose the best answer 1. It is interesting _____________ tree leaves from different countries. A. collecting B. to collect C. collect D. collects 2. My dad enjoys ________ his bike to work. A. to ride B. ride C. rides D. riding 3. I love cooking, _________ my sister doesn’t. A. because B. so C. but D. and 4. Laughing is good _______ your health. A. for B. to C. with D. of

* Choose the best answer among A, B, C, or D that best completes each sentence. 1. What _______ you do if you won a lottery ticket? A. will B. would C. did D. do 2. My daughter is very ________ in picture books. A. interest B. interesting C. interested D. interests 3. The ______ in Kobe in 1995 caused severe damage. A. typhoon B. volcano C. snowstom D. earthquake 4. We should use paper as _______ as we can. A. economy B. economic C. economical D. economically 5. Na is very tired. _____ , she has to finish her homework before she gose to bed. A. But B. So C. However D. Therefore 6. "I think I've lost my new pen. I've ____ it everywhere and I can't find it anywhere." A. looked for B. taken care of C. put on D. turned off 7. You should have a(n) _____ check your motorbike regularly. A. plumber B. carpenter C. mechanic D. electrician 8. They arrived ____ London on time. A. at B. in C. to D. from 9. John asked me ____ that film the night before. A. that I saw B. had I seen C. if I had seen D. if had I seen 10. _ "What will we do today?" _ "Let's go for a walk, ____?" A. do you B. shall we C. do we D. don't you 11. _ "Do you want to wait?" _ "Two weeks ____ too long for me to wait." A. is B. are C. were D. was 12. _"Would you like milk or sugar?" _ "____________" A. No sugar, please. B. No, just a black coffee, please. C. Why not milk for me? D. Yes, a lot of milk.