Cho tam giác abc cân tai a, m, n,p là trung điểm ab,ac,bc. Cmr a, tứ giác mncb là hình gì b, mp đi qua trung điểm o ủa bn c, ampn là hình thoi d, tìm điều kiên tam giác abc để ampn là hình vuông? .mình đang cần gấp

Tổng của tử và mẫu của phân số bằng 4812.Sau khi rút gọn phân số đó ta được phân số 5/7.Hãy tìm phân số chưa rút gọn

VIII. Complete the second sentence so that it has the similar meaning to the first one. 61.John smoked cigarettes when he was a young man. John used___________________________________________________________ 62.You will not be accepted if you don’t finish your homework. Unless______________________________________________________________ 63.He speaks English very well. You would think it was his native language. He speaks English so__________________________________________________ 64.Nobody used this house last year. This house___________________________________________________________ 65.He’d rather play football than tennis. He prefers___________________________________________________________ 66.No one is more intelligent than her in our school. She________________________________________________________________ 67.Mai broke the cup because of her carelessness. Because Mai_________________________________________________________ 68.Ann said to me “ Will you do English test tomorrow?.” Ann asked me________________________________________________________ 69.We find it difficult to understand this question. This question_________________________________________________________ 70.It’s nearly two years since we saw him We haven’t__________________________________________________________ IX. Rearrange the following words and punctuation marks to complete the sentences. 71.to / tell / nearest / you / how / supermarket / me / get/ Could / the / to/ ? ____________________________________________________________________ 72.to/ I/ apologized/ mistake/ When/ I/ wrong/ ,/ I/ them/ realized/ my/ was/ for/. ____________________________________________________________________ 73.the/ continue/ earth’s/ the/ If/ gases/ in/ atmosphere/ become/ to/ ,/ the/ climate/ increase/ may/ warmer/. ____________________________________________________________________ 74.the/ cause/ lot/ of/ ice/ the/ may/ may / serious/ melt/ Poles/ floods/ A/ and/ near/. ____________________________________________________________________ 75.that/ world/ so/ have/ are/ down/ over/ many/ People/ there/ now/ areas/ of/ cut/ waste land/ trees/ all/ the / vast/. ____________________________________________________________________

Bài 12. Chia động từ trong hộp vào chỗ trống sao cho thích hợp, sử dụng thể bị động thì tương lai đơn. find hold install Use up put use replace exploit build broadcast 1. The government has passed laws to protect the forests, so forests (not)………for woods any more. 2. If we don’t save natural resouces, they……….in the near future. 3. I think that renewable sources of energy …………………..widely in the future. 4. Scientists believe that new sources of energy ………..soon. 5. Some windmill….in my hometown. We will probably use wind power instead of hydroelectric power. 6. It is possible that hydroelectricity……by solar or wind energy in the xext decade. 7. A conference on alternative energy……….next month. 8. A TV program about new sources of energy ……..live tomorrow morning. 9. Two thousand of solar panels…….in this erea next year. 10. Watershed forests…….under protection of the government. mình cần giúp ngay bây giờ đc ko các bạn thanks các bạn nhiều

2 vòi nước cùng chảy vào 1 cái bể cạn sau 4h48 phút thì đầy bể. Nếu mở vòi t1 trong 9h sau đó mở vòi t2 6/5h nữa thì đầy bể. Hỏi nếu mỗi vòi chảy 1 mình trong bao lâu thì đầy bể? -Mọi người giúp e với ạ . E cần gấp ạ. E xin cám ơn

Mọi người giúp mình bài này với ạ

Cho mình hỏi vấn đề nghị luận của bài này là gì vậy

Hãy phân tích 4 câu thơ đầu bài chí khí anh hùng để xác định rõ 3 đặc trưng cơ bản của phong cách ngôn ngữ nghệ thuật ( tính hình tượng ,tiánh truyền cảm ,tí cá thể hóa )

e can gap lam a (passive voice) 1.Does your brother help you? -> Does ........................ 2.Who helps her? By whom __________ 3.Did Miss Thu teach you? ->.............. 4.Who bake this cake? -> by whom................... 5. Have your students learned their lesson well. __________ ____________ _____________ well by your students? 6.Who has written this sentence on the wall? By whom ______________ _________________ ________________? 7.Will the news shock him? __________ ____________ _____________ by the news? 8. Who will clean our classroom? By whom __________ ____________ ____________