@Sandy
Hình thang của bn đây :)))
Xin ctlhn nha
1.85 Cho hình thang ABCD (A=D=90 độ ). Gọi M là trung điểm của AD. Kẻ MK vuông góc BC tại K. Biết AB = 9cm, BC = 25cm, CD = 16cm. a) Tính AD, MB, MC. b) Chứng minh : tam giác MBC vuông tại M. c) Tính MK và diện tích tam giác MKC
BÀI 4: Điền mạo từ ‘a’, ‘an’ hoặc 0 vào chỗ trống sao cho thích hợp. 1. She asked me for ___ information about the meeting. 2. They will move to ___ mansion next month. 3. I’d like ___ grapefruit and ___ orange juice. 4. ___award was given to Jim yesterday. 5. We read ___ books and play ___ games when we have free time. 6. Jim doesn’t want to borrow ___ money from anyone. 7. My friend and I threw ___ party last week. 8. It was ___ honor to be invited here today. 9. I’ve bought ___ umbrella for my sister. 10. My family often have____ eggs for breakfast.11. Would you like______cup of tea? 12. My brother doesn’t like ______ cats. 13. Is there __________post office here? 14. I spend _________hours on my DIY project. 15. Mr. Peter used to be ___________famous vet
Gọi G là trọng tâm tam giác vuông ABC với cạnh huyền BC = 12 .vecto GB - CG có độ dài bằng bao nhiêu A: 2. B: 4. C:8. D:2√3 Trình bày rồi chọn đáp án đúng
1. Volunteers become more ________ of the problems facing the world. A. concerned and unaware B. concerning and unaware C. concerned and aware D. concerned but aware 2. If you are in traditional hand-made products and are on the volunteer project for several weeks, you may have the opportunity to learn the ________ and embroidery skills from the artisans. A. interested - weaving B. interesting - weaving C. interested - woven D. interesting - woven 3. Volunteer’s main work at the projects is to take care of the children, most of whom have ________ are affected by Agent Orange. A. mentally and physically disabilities B. mental and physical disabled C. mental, physical and disabled D. mental and physical disabilities 4. Volunteers For Peace Viet Nam (VPV) offers ________ programmes in North and South Viet Nam. A. dedicate B. dedicated C. dedication D. dedicating 5. Together with volunteers, through our daily activities, we try to protect children from ________ effects from society. A. harm B. harmful C. harmless D. unharmed 6. In our volunteer programme, the possibilities are ________ , and all you need is determination and a little creativity. A. end B. ending C. endless D. everlasting 7. While Tom ________ English to poor children in Phnom Penh last year, he ________ a lot about Cambodian culture. A. is teaching – knows B. taught - was knowing C. was teaching - knew D. was teaching - was knowing 8. My passion for volunteering to help children ________ during my middle school years while I ________ for the summer community service. A. begin - work B. began - was working C. have begun - have worked D. was beginning - was working 9. Volunteers ________ games and ________ activities with disadvantaged children while they ________ for the center. A. played - had - worked B. were having - having - were working C. have played - playing - are working D. played - had - were working 10. “ ________ your country can do for you - ________ you can do for your country.” (from John Kennedy’s inaugural address). A. Don’t ask what - ask what B. Ask what - don’t ask what C. Ask not what - ask what D. Ask what not - ask what
Viết mở bài kiểu gián tiếp về nêu cảm nhận nhân vật ông Hai trong truyện ngắn "Làng" của Kim Lân.
1. Nga is one of Hoa’s good……………...……………… (class) 2. Most students go……………………..when they have one Saturday off (picnic) 3. There is no water left in the ………………………….well ( near)
(x-3)^3-(x-3)(x^2+3x+9)+9(x+1)^2=15
7. Hi ! What (you/do) .......here I (wait) .........for a friend 8 Can I look at the newspaper now ? (you/read) .....it? 9 Can I phone you back ? We (have) ........dinner 10 Mr Long (work) ......in an office every day , but now he (help) .......his wife to prepare dinner Làm ơn giúp mình nha
So Anastasia has let you down again? Well, that doesn't surprise me in the least ⇒ I might..........................
In spite of his age,he still leads an active life ⇒Even though cần giải thích In spite of his age không cần cấu trúc
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