Tìm x .........................

Clai : Trò chơi con mực NL : `1` bộ phim Tuyệt vời

giải thích dùm e với ạ , Mỗi 5 câu thui . Tkss

Cali : Chán quá đi! NL : Mất cái acc đổ bao nhiêu công sức T^T

câu hỏi đuôi nè anh em giúp tui với 1. No one is better cook than his mother, ? A. Is she B.isn’t she C.are they D. aren’t they 2. Do it rightnow, ? A. Will you B. shall you C. do you D. don’tyou 3. There are no easy ways to learn aforeignlanguage, ? A. Are they B. are there C.aren’t they D. aren’t there 4. He seldom goes tothelibrary, ? A. doesn’the B. is he C. doeshe D. isn’the 5. Let’s go for along walk, ? A. Will we B. shall we C.don’t you D. do you 6. I think he willjoinus, ? A. doesn’the B.won’the C.will he D. don’t I 7. The filmisgood, ? A. Is it B. are they C.isn’t it D. aren’t they 8. You are going totheparty, ? A. Is you B. are you C.aren’t you D. were you 9. He canspeakEnglish, ? A. canhe B. can’t he C.can’thim D. couldhe 10. You don’tknowhim, ? A. doyou B.don’tyou C. are you D. aren’tyou 11. Lan speaks Chineseverywell, ? A. Does she B.doesn’t she C. is she D. was she 12. John hasworkedhard, ? A. Does he B. did he C.has he D. hasn’t he 13. They invited him totheparty, ? A. Do they B.don’t they C. did they D. didn’t they 14. They are leavingheretomorrow ? A. Do they B. are they C.aren’t they D. did they 15. I’m a bit late, ? A. am not I B.aren’t you C. are you D. aren’t I 16. No one is in different to praise, ? A. Is one B.isn’t one C. is he D. are they 17. Somebody has left these socks on the bathroom floor, ? A. Have they B.haven’t they C.has he D. hasn’t he 18. James owns a restaurant, ? A. doeshe B. is he C.doesn’the D. didn’the 19. You aren’t too busy to talk, ? A. Are you B.have you C.aren’t D. do you 20. The ticket to London doesn’t cos talot, ? A. Do they B. does it C. is it D. isn’t it

Làm câu D và bài 2 giúp mình nhé

khai triển hàng đẳng thức ba phần

mIỀN núi có những thuận lợi và khó khăn gì trong phát triển kinh tế - xã hội

Nhờ các cao nhân viêts hộ cái giả thuyết và kết luận

Giúp mik vs ạ Bài 4. Cho ABC vuông tại A. Vẽ AH – BC tại H, HD perp AB tại D ,HE – AC tại E, đặt ABC = alpha . Chứng minh rằng 1) AD.AB=AE.AC=DE^ 2 . 2) AD.BD+AE.EC=AH^ 2 . 3) 1/(D * H ^ 2) + 1/(H * C ^ 2) = 1/(B * H ^ 2) + 1/(H * E ^ 2) 4) HC=BC sin^ 2 B=BH tan^ 2 B; BH = BC * sin^2 C = HC * tan^2 C