Bài tập 16: Cho đoạn thẳng . Trên tia AB lấy điểm C sao cho a) Tính độ dài đoạn thẳng CB. b) Lấy điểm D thuộc đường thẳng AB sao cho . Tính độ dài đoạn thẳng CD. Điểm D có là trung điểm của đoạn thẳng AB không? Vì sao? các bạn giúp mình với

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I.Tìm lỗi sai trong mỗi câu sau. 1. How long is it from your house to school? ~ It’s about one kilometer. I go to school by bike. A. by bike C. from your house C. It’s about D. How long 2. Where are your uncle and aunt? ~ My uncle is in work and my aunt is shopping. A. in B. and C. are D. shopping 3.There is a good house at 27 Hai Ba Trung Street, but the one at 40 is gooder. A. is B. at C. but D. gooder 4. How much is it sending a letter to the USA? ~ Well, the stamps are 9,500 dong. A. How much B. sending C. to the USA D. are 5. My Dad and Mom work hardly on the farm but they have fun working together. A. work hardly B. but C. have D. working together II. Chọn đáp án đúng cho mỗi câu sau. 6.…………………….. visiting Ha Long Bay? ~ That’s a good idea! A. How about B. What about C. Let’s D. A & B 7. Hoa’s homework …………………….. about two hours each day. A. takes B. costs C. uses D. spends 8. I have English class …………………….. seven o’clock …………………….. Monday. A. on / at B. on / on C. at / on D. at / at 9. “Which is the …………………….. apartment for my family, Nhat?” said Mr. John. A. best B. better C. more D. most 10. My father is a ……………………... He works in a factory. A. worker B. doctor C. farmer D. teacher 11. Students can read books, magazines and newspapers in the school ……………………... A. desk B. library C. factory D. farm 12. How ................ does it take to get to Hanoi by coach? ~ About 18 hours A. far B. long C. much D. many 13. Hoa will …………………….. a party for her next birthday. A. has B. have C. having D. haves 14.She …………………….. her homework now. A. do B. doing C. is doing D. does 15. He is …………………….. than his brother. A. tall B. tallest C. the tallest D. taller 16. Could you tell me how …………………….. to Ben Thanh market? A. getting B. get C. to get D. gets 17. Excuse me. I’m looking …………………….. the museum. Is it far from here? A. after B. for C. at D. up 18. …………………….. do you go to the library? ~ Every weekend. A. How long B. How many C. How often D. How much 19. Nga is …………………….. a play for the school anniversary celebration. A. making B. rehearsing C. practicing D. scoring GIÚP MIK VS M.N ƠI