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bocunha
2 năm trước
cho Pt 4x bình - x phần 2 = 1có 2 no x1x2 ko giải PT hãy tính giá trị biểu thức sau T= (3x1 - 2)mũ 3 (3x2 -2) mũ 3 ai giúp em vs em lú bài này ròi
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Các câu hỏi liên quan

I. Pronunciation. 1. A. machine B. charity C. choice D. peach 2. A. describe B. climb C. doubt D. comb 3. A. stopped B. laughed C. reduced D. ploughed 4. A. houses B. courses C. horses D. devices 5. A. invention B. celebration C. suggestion D. education II. Choose the letter (A, B, C, or D) as the best answer to complete the following sentences. 1. How interesting……………. movie is! A. the B. an C. a D. Ø 2. My teacher of English has many novels and most of them are ……… English. A. by B. with C. in D. on 3. I don’t know what …………. with this new machine. Can you help me? A. do B. to do C. doing D. did 4. ~ What do you often do in your free time? ~ I usually do ………… A. jogging B. table tennis C. aerobics D. models 5. Is there anything……………at the Trade fair? A. excite B. excitement C. exciting D. excited 6. Ms. Hoa still went to the meeting late……….she got up early and took a taxi. A. when B. because C. though D. so 7. ……………the internet, we can get the information very easily. A. Thanks to B. According to C. Depend on D. Look at 8. Ba: Peter, this is Nga. She is my cousin. Peter: …………., Nga? A. How are you B. How do you do C. What do you do D. What do you like 9. ~ I never drink milk. ~…………….. A. I do, too B. So do I C. I don’t, either D. Neither don’t I 10. Huong and Lan are reading books in the classroom but ………. are playing in the school yard. A. the other B. the others C. another D. an others 11. My mother gave me a……….. on my 15th birthday. A. beautiful rectangle-shape pencil case B. beautiful rectangle-shaped pencil case C. rectangle-shaped beautiful case pencil D. shaped- rectangle beautiful case pencil 12. We only have…….sugar. Can you go to the market to buy …………. more for me? A. few/ some B. little/ some C. a little/ any D. a little/ some 13. I read the ……….. book by Luu Trong Ninh yesterday. I like it quite much. A. newest B. earliest C. latest D. lastest 14. ~ I was awarded the second prize in the English speaking contest, Lan! ~……… A. Yes, you were. B. Good idea. C. Thank you! D. Well done! 15. Of all my students, Daisy is …………….. A. the most clever B. the cleverest C. more clever D. A and B are correct 16. When I was a little boy, my elder sister often ………… me to school . A. takes B. took C. brings D. brought 17. On the…….to school, I see many boys playing computer games in the stalls. A. way B. road C. path D. street 18. “My son often listens to music in his free time.” In this sentence, “free time” means….. A. leisure time B. working hours C. learning time D. A and B are correct 19. The girl is unhappy now because she knows …………… here. A. nobody B. somebody C. anybody D. everybody 20. This program makes education ………… A. fun B. funny C. funnily D. funniness 21. ~ Don’t forget to turn off the lights before you leave home. ~…….., sir. A. Yes, I will B. No. I will C. Yes, I do D. No, I won’t 22. Watching TV at home sounds boring ………….Tim. He likes outdoor activities. A. with B. for C. to D. about 23. All children should play ………. and develop their social skills. A. outdoors B. indoors C. outside D. inside 24. That boy was born on …………. A. the twentieth-first May B. the twenty-first of May C. May of the twenty-first D. May the twentieth- one 25. The sound is too loud. Can you ………… the radio a bit? A. turn on B. turn off C. turn down D. turn up IV. Give the correct forms or tenses of the verbs given in brackets. 1. It is interesting (have) ........................a picnic in the countryside. 2. We (go) ........................ without you if you (arrive) ........................late tomorrow. 3. During his childhood, he (live) ........................with his grandparents in the countryside. 4. Nam always (stay) ........................up late to watch TV, so he is sleepy all the time. 5. They are used to (get)………..……….up early in the morning in order to sell food. 6. Nam, together with his friends, hardly (get) …………….. bad marks. 7. The doctor advised me (not take) ……………………. so much work in the future. 8. Let's help Mom. She (clean) ........................ the floor. 9. I prefer (play) ........................ table tennis with Nam. V. Word forms. 1. Your son is ……………………. student I know. INTELLIGENCE 2. Nobody wants to travel in his car because he drives ……………………. CARE 3. Lunar New Year is one of the most important ……………………. in Viet NamCELEBRATE 4. My trousers are too long. I want you ……………………. them for me. SHORT 5. What a …………………….place! We will go camping there. DELIGHT

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