I. Give the correct form of the word given to complete the sentence. 1. Is she ................enough to run one kilometer? (GOOD) 2. “Ow! Be careful with that coffee.” - “Look, now I have a ...... on my arm” (BURNING) 3. Rob has a ..........of 39.50C (TEMPERATE) 4. Don’t eat so quickly. You’ll get a ___ (TEETH) 5. I have a......in my back. I’m going to lie down. (PAINFUL) 6. That’s a bad....... . Why don’t you have a glass of water? (COUGHING) 7. “I have...................” - “Why don’t you telephone the doctor?” (STOMACH) 8. My arm...........after the table tennis match (HURT) 9. “I have a...............” - “That’s because you watch too much TV.” (HEAD) 10. Lan was absent from class because of her ______ (SICK) II Air pollution is caused ________(1) ill health in human beings. In a lot of countries, there are ________(2) limiting the amount of smoke factories can produce although there is not enough _______(3) on the effects of smoke on the atmosphere. Doctors have ________(4) that air pollution causes ________ (5) diseases. The gases from the exhausts of cars _______(6) also increased air pollution in most cities. The ________ (7) of petrol produces a poisonous gas, which is often collected in busy streets circled by high buildings. Children _______(8) in areas where there is a lot of lead in the atmosphere can not think as ________(9) as other children, and are clumsy when they _______(10) their hands. 1. A. from B. on C. over D. of 2. A. laws B. ideas C. problems D. regulations 3. A. news B. article C. information D. newspaper 4. A. agreed B. pointed C. disagreed D. proved 5. A. lung B. heart C. liver D. stomach 6. A. had B. have C. has D. having 7. A. water B. lead C. gas D. exhaust 8. A. lived B. live C. to live D. living 9. A. quick B. slowly C. quickly D. slow 10. A. touch B. use C. handle D. collect

Từ văn bản “Chiếu dời đô” của Lí Công Uẩn, hãy viết một đoạn văn theo cách lập luận diễn dịchlàm sáng tỏ câu chủ đề:“Đại La xứng là kinh đô của đế vương muôn đời.” Trong đoạn văn có sử dụng câu cảm thán(gạch chân, chỉ rõ) hứa vote 5 sao nhưng ko chép mạng nha

He was playing football while She ___(play) volleyball

Cho phương trình: x² – 2(m + 3)x + m² +3= 0. a) Giải phương trình với m=-1 và m=3. b) Tìm m để phương trình có một trong các nghiệm bằng 4 . c) Tìm m để phương trình có hai nghiệm phân biệt. Ai giải hộ em với. em Camry ơn và vote 5 sao

11. ........................................................................................ ? - Yes, there are four pictures on the wall. 12. ........................................................................................ ? - She goes to Le Loi school. 13. ........................................................................................ ? - No, there isn't any milk in the can. 14. ........................................................................................ ? - He has 2 brothers and one sister. 15. ........................................................................................ ? - My mother likes orange juice. 16. ........................................................................................ ? - He works in a museum. 17. ........................................................................................ ? - There are three bookstores near my house. 18. ........................................................................................ ? - I have it on Monday and Friday. 19…………………………………. IV. Reorder these sentences to make the right sentences (3pts) 1. in / are / how / of / house / there / many / your / cans / food / ? /. .......................................................................................................................................... 2. roads / accidents / many / are / there / our / on. .......................................................................................................................................... 3. Nam / does / often / what / have / lunch / for / ? / . .......................................................................................................................................... 4. Lan / two / and / milk / glasses / Loan / of / want . .......................................................................................................................................... 5. listening / at / she / music / is / moment / to / the . .......................................................................................................................................... 6. vegetables / the / market / to / taking / is / she / the . ..........................................................................................................................................

Tìm Max P=$\frac{10}{2x+\sqrt{x}+2}$

1. Đất nước nào sau đây thuộc cả Châu Á và Châu Âu A. Hy Lạp B. Mông Cổ C. Nga D. Đài Loan 2. Đất nước nào sau đây có tỉ lệ béo phì cao nhất A. Jordan B. Iceland C. Nauru D. UAE 3. Đất nước nào sau đây không giáp với Trung Quốc A. Mông Cổ B. Việt Nam C. Myanmar D. Thái Lan 4. Quốc gia nào sau đây phần lớn là hoang mạc A. Dar es slaam B. Úc C. Burundi D. Ai Cập 5. Đất nước nào sau đây không giáp với Việt Nam A. Trung Quốc B. Lào C. Guam D. Campuchia 6. Tên thủ đô của Singapore là gì A Singapore B. Washington DC C. Bắc Kinh D. Manila 7. Đâu là tên 1 sân bay quân sự của Việt Nam A. Gia Lai B. Gia Đình C. Gia Lâm D. Gia động vật 8. Đâu là tên 1 thành phố tại Việt Nam A. Vinh B. Vịnh C. Vĩnh D. Vĩnh 9. Đất nước nào có nhiều hoa hậu nhất A. Thái Lan B. Ấn Độ C. Myanmar D. Venezuela 10. Singapore có bao nhiêu sân bay và tại sao Singapore không có chuyến bay nội địa

III. Chia động từ ở thì quá khứ hoặc quá khứ tiếp diễn 8. While Ted _______________ (shovel) snow from his driveway yesterday, his wife _________________ (bring) him a cup of hot chocolate. 9. John _________________ (have) a car accident last week. He __________________ (drive) down the street when suddenly a lorry __________________ (hit) his car from behind. 10. Ten years ago, the government _______________ (decide) to begin a food programme. At that time, many people in the rural areas _______________ (starve) due to several years of drought. 11. They ___________________(wait) for me when I _________________ at the station (arrive) 12. She ________________ (swim) in the sea when I ___________________ her (see) 13. ___________________they__________________(play) tennis when it _________________ raining (start)? 14. We __________________ (drive) home from the theatre when the police __________________(stop) us. 15. The wind __________________ (blow) very hard when I ________________(go) out this morning.

Cho hình chữ nhật ABCD có AB= 12cm; BC= 9cm.Gọi H là chân đường vuông góc kẻ từ A đến BD. a/ Chứng minh: tam giác AHB đồng dạng tam giác BCD b/Tính độ dài đoạn thẳng AH c/ Chứng minh: AH^2=HD.HB d/ BD.AH= AB.AD Giúp mình vứi T_T

Ex 4. Complete the following sentences with the correct form of the verbs in brackets. 1. I (not be) very happy yesterday. 2. The people in the café (not be) friendly when I was there yesterday. 3. I (leave) my school bag at school this morning. 4. It (be) a great film in 2001. 5. Our teacher (tell) us to be quiet yesterday. 6. I went to the shop but I (not have) any money. 7. Susan (not know) about the exam and she did very badly. 8. I (buy) a ticket for the football match yesterday. 9. My father ___________________ (watch) News in 60 Seconds every evening. 10. ___________________ (you/ ever/ meet) a famous football player? 11. Ten years ago, people ___________________ (not spend) as much time on screens as they do today. 12. Mr Gray ___________________ (teach) French here since 2015. 13. We ___________________ (fly) to Washington tomorrow afternoon. 14. Gustave Eiffel ___________________ (design) Eiffel Tower in 1889. 15. Someone ___________________ (knock) at the door. Can you see who it is? 16. I ___________________ (not play) basketball because I’m not tall enough. Ex 5 . Supply the correct form of the words in brackets. 1. I’m afraid I don’t find basketball very _______________. (interest) 2. He gets a lot of _______________ from football. (enjoy) 3. Is Delhi the most _______________ city on Earth? (pollute) 4. Who is the most famous fashion _______________ in Vietnam? (design) 5. Tourists like to visit _______________ buildings in Hoi An. (history) 6. Pelé is _______________ regarded as the best football player of all time. (wide) Ex 6. There is one mistake in each sentence. Find and correct it. 1. She have seen that film three times. 2. When did you came home yesterday? 3. My older brother can to play basketball, but I can’t. 4. Britain’s the most popular drink is tea. 5. I was not interested in that game show because it was bored. 6. Have you ever be to Paris?