Giúp em với anh chị ơi, help!!!

Giúp e hết câu 1 vs ạ ,........

tìm nghiệm C(x) = -$x^{2}$ + 6x

người ta dùng mấy nâng hàng để nâng một kiện hàng có khối lượng 750kg lên cao 6m trong 10 giây a) tính công thực hiện b) tính công suất của máy nâng hàng c) dùng mấy nâng hàng có công suất trên để đưa một kiện hàng khác lên cai 4m mất 12 giây,tính trọng lượng thùng hàng

Last night /he /do / homework/ living-room.

I. 1. A. card B. hand C. band D. stand 2. A. thank B. think C. through D. then 3. A. town B. own C. cow D. town 4. A. loud B. should C. sound D. mountain 5. A. yard B. bad C. cat D. hat II. 1. My father ..................to the zoo tomorrow . A. go B. will go C. goes D. went 2. S1: “I have just received a scholarship” . S2: ..........................! A. Ok B. Yes, you do C. Congratulations D. Yes, You are right 3. They cancelled their picnic ...........the weather was bad A. because B. when C. but D. or 4. I am not good ………….many sports. A. for B. on C. at D. to 5. That is the.........................book I have ever read . A. expensivest B. expensiver C. the most expensive D. most expensive 6. …..............do you often play soccer? – In the afternoon. A. What B. When C. Why D. Who 7. We ........................to Sa Pa three times. A. have been B. are C. were D .are being 8, The opposite of "dangerous" is .................... A. polluted B. good C. dirty D. safe 9, In the future, cars might use energy from ___________. A. gas B. water C. oil D. power 10, If you eat ___________ fast food, you will be fatter easily. A. too much B. very C. very much D. most III. 1. What ....................you ...................... last weekend (do)? 2. I .................................a student in 1997. (be) 3. People ………………….to use computers about 50 years ago. (start) 4. Thomas ...........................for BBC One since 2005 (work) IV. Oak city is a great city. There’s so (1) ………… to do! There are cinemas, parks and discos. It’s got some great clothes and music shops (2) ……… Oak city is very modern and beautiful. There aren’t any (3) ……………… buildings and there’s some beautiful (4) …………… around the city. Is there any pollution in the Oak city? There isn’t much pollution (5) ……………… there isn’t much traffic. Everyone travels (6) ……………… bike and walks, so there aren’t many accidents. No one works, so everyone has got a lot of free time. Are there any unfriendly people in Oak city? – No, so come and spend a little time here. 1. A. much B. many C. some D. any 2. A. neither B. either C. too D. so 3. A. beautiful B. ugly C. pretty D. unpleasant 4. A. scenery B. scene C. view D. sight 5. A. so B. because C. although D. if 6. A. so B. in C. with D. by V. Michael Jordan was born on February 17, 1963. He is considered one of the best basketball players ever. He led the Chicago Bulls to six National Basketball Association championships, and won the NBA’s Most Valuable Player Award five times. Jordan started studying at the University of North Carolina (UNC) in 1981. He soon became an important member of the school’s basketball team. In 1982, With Jordan scoring the final basket, the team defeated Georgetown University and became the champion. He was the College Player of the Year in 1983 and in 1984. In 1984, Jordan became a member of the U.S. Olympic basketball team. The team won the gold medal that year. 1. What team did Michael Jordan play for? A. Chicago Bulls B. National Basketball Association C. Georgetown University 2. How many times did Michael Jordan win the title “College Player of the Year”? A. Six times B. Five times C. Two times 3. When did Michael Jordan start playing for the University of North Carolina? A. 1963 B. 1981 C. 1984 4. What does “the team” in paragraph 2 refer to? A. University of North Carolina B. Georgetown University C. College Player 5. What is the best title of this passage? A. Michael Jordan: life and career B. Michael Jordan: the best basketball player C. Michael Jordan: a professional basketball player VI. 1. My brother learns English very well. My brother is good _________________________________________ 2. Mai likes playing badminton best. Badminton is ______________________________________________ 3. Sports and games are very important in children’s lives. Sports and games play _______________________________________ 4. Children take part in many after-school activities when school finishes. Children do ________________________________________________ 5. Lan is very good at basketball. Lan can _______________________________________ VII. Make sentences using the words and phrases given (1 pt) 1. will save / If we / trees. / recycle / a lot of / old newspapers / we / ………………………………………………………………………….. 2. We / try / to recycle / should / rubbish. …………………………………………………………………………. 3. you can / Don’t throw / reuse them. / because / plastic bags / …………………………………………………………………………… 4. Do / resable bags / you / go shopping?/ when you / use / …………………………………………………………………………….. 5. If / will die./ the river / fish / is polluted / …………………………………………………………………………… Các bạn làm nhanh và đúng thì mình cho ctlhn nha

Giải hpt Cảm ơn trc ạ hứa vote 5☆

Vẽ đậu mầm sợ P/s: đang ngồi thi thì trường cho về vì dịch COVID-19

Giúp mình với ạ . Môn tin ạ. Mình cảm ơn trước. Mình cần gấp lắm luôn ý . 5h ngày 8/5 nộp rồi ạ. Mong các bạn giúp mình.

Viết chương trình Pascal nhập 1 mảng 10 số thực bất kỳ ,báo ra màn hình tổng bình phương của các số âm trong mảng