Câu 3
1. Ta có trong 1 ngày : (lấy từng cái nhân với nhau)
480+840+250=1570
2.ta có trong 1 tháng 30 ngày:
1570*30= 47100
Giải:
Điện năng tiêu thụ trong một ngày là:
`A=20.3.8+70.2.6+500.1.0,5=1570=1,57`(kWh)
Điện năng tiêu thụ trong một tháng là:
`A=1,57.30=47,1`(kWh)
Bài tập 1: Điền các từ để hỏi vào chỗ trống 1………….toys do you have? 2. …………often does he go fishing? 3………….. are they? They are doctors. 4. ……………one do you like, blue pen or red pen? 5. ……………. do you often go to school late? 6………………..subjects do you have today? 7 …………………..is your birthday? 8. ………………….class are you in? 9…………….pets do you like? 10……………many books do you have? Bài tập 2: Điền các trợ động từ ( do, does, did,can) hoặc đt tobe vào chỗ trống 1. How often …………. your sister go shopping? 2.How much ………your pen? It’s 5000d 3.What colour ……..you like? I like pink. 4.What …………… you do? I can play the piano. 5.What ………. you do last night? 6. How many chairs ………… there in the room? 7.Who ……..she? she is a teacher. 8.Where …………you yesterday? I was at home 9.What time ………..he get up? 10.How ………..you get Phu quoc Island last summer? By plane.
Giúp mk câu 2 với Càng nhanh càng tốt
he following questions. 1. A.washed B.looked C.opened D.missed 2. A. thing B. father C. healthy D. three Mark the letter A, B, C, or D on your answer sheet to indicate the word that differs from the rest in the position of the main stress of the following questions. 3. A. apple B. tomorrow C. potato D. tomato 4. A. window B. Italian C. material D. mechanic B. VOCABULARY & GRAMMAR: (4.8ms) Circle the letter A, B, C, or D to indicate the correct answer to each of the following questions. 5. __________ pollution makes plants die. A. air B. noise C. water D. soil 6. A smart TV might help us __________ the Internet. A. surf B. send C. check D. Receive 7. Our car is old, ________ it drives beautifully. A. and B. but C. or D. so 8. It was very warm, ________ we all went swimming. A. and B. but C. or D. so 9. Do we have French ________ music after the break? A. and B. but C. or D. so 10. He lives in London ________ he studies at a college. A. and B. but C. or D. So
5 câu trắc nghiệm thôi mọi người
Câu 3 làm sao vậy ạ em đang cần gấp giúp em với
anh chị làm hộ em nhanh với mỗi anh chị một câu cho em đi ạ em đang cần gấp
rút gọn biểu thức sau: B= 3(c-2d)(c+2d)^2+3(c-2d)^2(c+2d)(c+2d)^3+ (c-2d)^3 mọi người giúp em với ạ em đang cần gấp
rúi gọn rôì tính gía trị biểu thức căn bậc hai(9*x^2 -12*x + 4) + 1 -3*x tại x = 1/3
* Reported speech with gerund “ Ving ” 1. " I'm sorry. I didn't phone you earlier" said Peter -> Peter apologized................................................................................................................................ 2. " Let's go out for dinner tonight" He said -> He suggested........................................................................................................................................ 3. " What about going to the cinema tonight?" said Mary -> Mary suggested.................................................................................................................... 4. " It's me. I've broken your glass" said the boy ->The boy admitted.................................................................................................................................. 5. " It was very kind of you to help me. Thank you,” Mr. Brown said to Peter -> Mr Brown thanked............................................................................................................................. 6. “ I hear you passed your exams. Congratulations! ” John said to us. John congratulated……………… …………………………………………………………………. 7. “ I’ll drive you to the station. I insist,” Peter said to Linda. Peter insisted on……………………………………………………………………………………… 8. “ You didn’t pay attention to what I said,” the teacher said to the boy. The teacher accused…………………….…………………………………………………………… 9. “ I’ve always wanted to be rich,” Bob said. Bob has always dreamed……………………………………………………………………............ 10. “ Don’t stay at the hotel near the airport,” I said to Ann. I warned…………against……………………………………………………………………………. 11. “ Stay here! I can’t let you go out at night,” her mother said to Jane. Her mother prevented………………………………………………………………………………… 12. “ It was very nice of you to visit me. Thank you,” Miss White said to Jack. Miss White thanked…………………….……………………………………………………………. 13. “ I haven’t broken the window of your house. I don’t know anything about it” said the boy. The boy denied………………………………………………………………………………………..
Write the FULL WORD in the answer box E.g: 1. Beth is so r_________e. When she says she’ll do something, she’ll do it! reliable USE / to separate answers E.g: read/eat 4.2. My sister is so kind and c………….g. She always helps other people. 5.3. I’m going to ask Laura for advice. She always tells the truth. She’s really h………….t. 6.4. As a teacher, you need to be p………….t. Some people learn more slowly than others and can be quite s………….e when you correct them. 7.5. I’m seeing Paul tomorrow and I hope he’s finished his part of the project. He can be so l………….y sometimes! 8.6. I get really nervous when I have to speak in front of people. I’m so s………….y. I wish I was more c………….t. 9.7. You have to be a………….s and h………….d-w………….g to do well at work. You should set clear goals and think about how you are going to reach them. 10.8. Running your own company means that you need to be o………….d. There’s a lot to do and not a lot of time to do it. 11.9. One of the hardest things about being a writer is being c………….e. It isn’t always easy to think of new ideas.
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