Tính diện tích hình phẳng giới hạn bởi đồ thị hàm số y=x^2-1 và trục hoành. Help meee!!!!!!!!!!

Giúp em bài 331 và bài 332 với Ai giúp được em cho 5 sao Và cho câu trả lời hay nhất Ok cảm ơn

Lm cho mk bài 14 nhé mk cần gấp lắm

Thể tích không khí cần dùng để đốt cháy hoàn toàn 1L khí etilen ở đktc

II.Use the correct tenses or forms of the verbs given in the brackets. (1.5pts) 1. That girl (not, wash)_____________________ the dishes at the moment. 2. He (listen) ___________________________ to music now. 3. She’d like (drink)____________________ a cup of tea. 4. I (not, drink) _________________________ coffee. 5. Where (be)_____________your children? They’re in the living room. 6. What (be) ______________the price of this book? III-Rewrite each of the following sentences in another way so that it means almost the same as the sentence printed before it (1.5pts) 1. How many apples would she like? →How many apples does____________________________________? 2. There are five bottles of juice in this fridge. →This fridge has ____________________________________________. 3. How much are these flowers? →How much ______________________________________________?

Giúp mình làm từ bài 1 đến bài 4 nhé ai không biết thì đừng làm nhé bởi vì mình đang tiết kiệm điểm mong các bạn thông cảm giúp mình. Nếu mờ thì bảo mình nhé

Revision for test grade 7 I.Choose the word whose underlined part is pronounced differently from the others 1 A. played B. frightened C. excited D. bored 2. A. hand B. transport C. character D. celebration 3. A. washed B. attended C. decided D. disappointed 4. A. washed B. attended C. decided D. disappointed 6. A. played B. frightened C. excited D. bored 7. A. hand B. transport C. character D. celebration 8. A. Washed B. attended C. decided D. disappointe 9. A. animation B. female C. pavement D. safety 10. A. sign B. critic C. illegal D. direct 11. A. filled B. wanted C. played D. opened 12. A. recommend B. seatbelt C. vehicle D. investigate 13. A. cooked B. talked C. booked D. naked 14. A. delivered B. clicked C. promised D. picked 15. A. needed B. developed C. wanted D. included II: Choose the word that has a different stress pattern from the others 1. A. traffic B. agree C. noisy D. student 2. A. listen B. visit C. borrow D. obey 3. A. traffic B. machine C. noisy D. student 4. A. listen B. answer C. differ D. rename 5. A. costume B. canoe C. highlight D. season 6. A. violet B. serious C. seasonal D. hilarious 7. A. festival B. disaster C. pavement D. station 8. A. serious B. diverse C. special D. local 9. A. direct B. affect C. open D. renew 10. A. succeed B. happen C. replace D. attend III:Choose the correct answer 1. Linda used to ________ morning exercise when she got up early. A. did B. does C. doing D. do 2. My father __________the bus to work every day, but I cycle. A. catches B. drives C. goes D. runs 3. You should look right and left when you go ________the road. A. down B. across C. up D. along 4. Bus is the main Public ________in Viet Nam. A.travel B. tricycle C. transport D. vehicle 5. The play was so boring. ________, An saw it from beginning to end. A. Therefore B. Despite C. However D. Although 6. She’s sure that they will find the film_________. A. entertaining B. entertain C. entertainment D. entertained 7. – “ Do you like seeing a film?” – “_________________” A. No, I don’t like it at all B. Sure. What film shall we see? C. Who is in it? D. I’m sorry, I can’t. 8. ____________ being frightened by the images, Lan still liked the film so much. A. In spite B. Despite C. Although D. Nevertheless 9.This book is very ………………,so we feel asleep . A.interesting B.bored C.boring D.happy 10.Lien used ……………..to work when she was young. A.cycle B.cycling C.to cycle D.cycled 11………….is it from Hanoi to Thanh Hoa ? A.How old B.How many C.How far D.How 12.She didn’t know ……………….to do it. A.which B.how C.what D.B&C 13.Today I am so ………………. A.tired B.boring C.interesting D.tiring 14.We found the book ……………………. A.interesting B.interested C.interest D.interests 15.What is the ………………between Hanoi and Vinh ? A.road B.street C.distance D.long 16.This film is ……………….. , so I move to tear . A.gripping B.hillarious C.thrilling D.moving V: Put the correct form of the verb in brackets 1.He usually (go) …………………. fishing on Saturdays. 2.My brother used to ( go )……………… to work by motorbike. Now he cycles. 3.How about (see) ……………. a movie on Sunday evening ? 4.An used to (play) ………………………. football in the afternoon. 5.Nam (learn) …………………………….. English for 8 years. 6.Last night, my father ( watch) ………………………..TV. 7.Ba (visit)………………….. to Ha Long Bay this summer vacation. 8. I like ( work) ………………………. . as a volunteer for that orphanage. 9.He (not/go) …………………….to the cinema because it is boring. 10.Hoa used to (play)…………….volleyball when he (be)………….12. 11.Yesterday (be)………………..Sunday ,so we (stay)……………..at home . 12.Her hobby is (cook)………………she (love)…………preparing meals for her family. 13.They find (garden)……………………interesting . A. Rewrite these following sentences using given words 1. What is the distance between Vinh and Ha Noi city? => How…………………………………………………………….? 2. I often walked to school when I was a student. => I used…………………………………………………………… 3. Although they are short, they still love playing sports. => In spite of…………………………………………………………… 4. It’s about 8 km from my house to school. =>How……………………………………………………………………?. 5. Huy often cycled to school when he was small.(used to) ………………………………………………………………….. 6. It is about 3 km from here to the post office .(the distance) The distance……………………………………………………… 7. It snowed. We go out .(despite) Despite……………………………………………………………… nhanh đc 5 sao câu trả lời hay nhất nghưng phải đúng times 15 phút

Muôn ngàn có phải lượng từ hay không ? Giúp mình nha😅

Tính bằng cách thuận tiện nhất: 2giờ30phút nhân 14 cộng 15 phút -2,5 giờ nhân 4

I. Choose the word or phrase (A, B, C or D) that best fits the space in each sentence 1. She wants a ____________ of chocolates. A. can B. tube C. box D. bottle 2. How ___________________ do you go camping, Peter? A. much B. many C. often D. old 3. Do you want some sandwiches? – No, I’m ___________, Thanks A. hungry B. full C. thirsty D. bad 4. Does Mrs. Smith ______________ two potatoes? A. need B. needs C. needing D. to need 5. How_________________ kilos of rice does Jane want? A. much B. many C. long D. often 6. “What’s for lunch?” – “ _____________”. A. I’m cold B. There is some meat and some rice C. I need some eggs D. Here you are 7. Ba: What would you like? Joana: _________________. A. I’d like some rice. B. I hate apples. C. I’m hungry. D. I don’t drink milk. 8. Do they have ________________ thing to drink? A. many B. any C. a D. an 9. How ______________ does this dress cost? A. many B. heavy C. tall D. much 10. What does your father do ________________ his free time? A.at B. on C. in D. of