Nếu đặt thời gian là 1h10' thì sau ít nhất bao lâu kim phút đuổi kịp kim giờ.

Viết lại câu theo kiểu trc tiếp , gián tiếp: 13- "Will you change your mind?", said Peter ___________________________________________________ 14- "Do you enjoy this party?", asked Thomas ___________________________________________________ 15- "Is it an interesting book to read?", asked she ___________________________________________________ 16- "Do you want to continue this lesson?", asked my teacher ___________________________________________________ 17- "Is this stone too heavy to lift?", said she ___________________________________________________ 18- "Can you leave your key on this table?'', said he ___________________________________________________

Giải các phương trình a. (X-5)(4x+6)=0. b. X-5/x-1+2/x-3=1 Mong mng giúp mình

Làm giúp e ạ, e cảm ơn nhiều nha :333333

làm hộ mink 3 ý a+ b + c + hình nhé

Trong phòng thí nghiệm có sẵn một dung dịch NaCl. Bằng phương pháp thực nghiệm, em hãy xác định dung dịch NaCl này là bão hòa hay chưa bão hòa. Trình bày cách làm.

Xấu hổ trước mọi người là một tình cảm tốt nhưng xấu hổ trước bản thân mình còn tốt hơn leptônxtôi mọi người giúp mình

chứng minh x^16+x^11+1 chia hết cho x^2+x+1

Giúp mik với !! 😭 Cho a song song b và cách nhau một khoảng là 2cm. Lấy điểm O thuộc a, vẽ đường tròn ( O ; 2cm ). CMR : Đường tròn này tiếp xúc với đường thẳng b

Exercise 3: Rewrite the following sentences as directed S+ haven’t/hasn’t + V3/V-ed since/ for = S+ last + V2/V-ed+ in/ on/ when/...ago = It's (khoảng tg) since S+ V2/V-ed = The last time S+ V2/V-ed was in/on/. 1. I haven’t seen her since she left school. I last ……………………………………………………………………............................... 2. We haven’t taken a vacation for two years. We last …………………………………………………………………………………......... 3. I haven’t played football since 1971. I last………………………………………………………………………………….............. 4. Lawrence hasn’t seen his sister since she left for Japan.  Lawrence last ………………………………………………………………………............ 5. We haven’t written to each other for two months. We last …………………………………………………………………………………......... 6. John hasn’t been back to his native village for nearly twenty years now. John was last …………………………………………………………………………………..... 7. Jerry hasn’t learned Spanish for three years. Jerry last …………………………………………………………………………………............ 8. Mrs. Lien hasn’t gone to the market since Monday.  Mrs. Lien last …………………………………………………………………………………. 9. I haven’t gone to Spain since 1998  I last.............................................................................................................................. 10. Sarah hasn’t seen her friends since she left for the US.  Sarah last................................................................................................... 11. The room hasn’t been used for a long time.  The room .................................................................................................... 12. I haven’t heard from him since he started work in Brazil.  I last............................................................................................................. 13. I haven’t seen Rosa for five years.  I last........................................................................................................ 14. The children haven’t gone to the dentist for six months.  The children last........................................................................................ 15. We haven’t gone to the cinema for over a year.  We last....................................................................................................