một phép cộng có hai số hạng là hai số hạng liên tiếp . Biết tổng của số hạng thứ nhất và số hạng thứ hai và tổng là 276 . Tìm hai số đó .

Phân tích mối quan hệ giữa giáo dục và sự phát triển xã hội

I. Choose the word that has underlined, italic part pronounced differently. 1. A. thunder B. earthquake C. gather D. healthy 2. A. hobby B. honest C. humor D. hole 3. A. deny B. symbol C. terrify D. dynamite 4. A. claimed B. warned C. occurred D. existed 5. A. health B. ready C. heavy D. appear II. Complete the sentences with the most suitable words: 6. We want_______ my English. A. to improve B. improving C. improved D. improve 7. The telephone was_______ by Alexander Bell. A. invent B. invented C. to invent D. inventing 8. We will be there_______ 5 o’clock early_______ the morning. A. in/ on B. on/ in C. at/ in D. in/ at 9. He has a fine stamp_______. A. collect B. collection C. collective D. collector 10. I can’t go to the movies with you if it_______ heavily. A. rained B. rains C. rain D. raining 11. Jeans_______ all over the world. A. sell B. sold C. is sold D. are sold 12. You must be_______ when doing this test. A. carefully B. care C. careful D. careless 13. Nguyen Du is a famous_______ in Vietnam. A. musician B. designer C. correspondent D. poet 14. He will be in Singapore from Monday_______ Thursday. A. in B. up to C. at D. on 15. We feel very_______ today. A. happy B. happiness C. happily D. happen 16. He is the man_______ helped me yesterday. A. which B. who C. whom D. whose 17. My father has to go to work_______ it is raining hard. A. though B. but C. because D. and 18. Where are the photos_______ were taken at the Christmas party? A. which B. who C. whom D. whose Ai nhanh nhất cho hay nhất

Vẽ: Mầm cầm bánh sn/ anime cầm bánh sn/chibi cầm bánh sn Hoặc: Cali Happy birthday NL: Happy birth day to me <3 Chắc hôm nay là sn chán nhất từ trc tới h, nhà ngoại tôi có ng mất :( Zậy là sn trôi qua tẻ nhạt z thôi, haizzz....

+ Vẽ siêu đạo chích kaito kid nha + vẽ màu luôn nha + đẹp mk vote 5 ***** (đừng lấy ảnh trên mạng nha) :3

Tính A = 1.2 + 2.3 + 3.4 + … + n.(n + 1)

tại sao khối chóp có đáy là hình bình hành S.ABCD nếu có các cạnh bên bằng nhau thì thì đáy phải là tứ giác nội tiếp/ hình chữ nhật v ạ

V. Reoder the words to make meaningful sentences: (2pts) 26. engineer / an / a / brother / is / or / doctor / your ? ->…………..……………….……………………………………………… 27. one / two / living-room / are / bedrooms / house / and / my / there / in. ->……………………..………………………………………………… 28. sister / are / students / those / is / and / my / her / this. ->………………..………………………………………………………… 29. have / any eggs / some meat / I / but / have / don’t / I. -> ……………………………………………………………………………... 30. students / mai’s / many / class / how / there / in / are? -> …………………………………………………………………………...

Mn giúp em với ạ ai xong trước em cho 5 sao

1. His good behaviours made a deep…………….. on me A. expression B. impression C. happiness D. kindness 2. It‟s pouring with rain again! If only I………..an umbrella A. have B. having C. have had D. had 3. “Where do you live, the boy?”, asked the man In reported speech this should be said: A. The man asked the boy Where do you live? B. The man asked the boy Where he lives. C. The man asked the boy Where he lived. D. The man asked the boy Where did he live? 4. Deaf-mutes can ………. speak …………hear. A. not only…but also B. either …or C. neither …nor D. both …and 5. Tam has a wonderful sense of humor. A. He is very able to laugh B. He can laugh easily C. He is very able to see things as amusing D. He is often laughed at 6. We need someone with energy to do this job A. activeness B. intelligence C. strength D. wealth 7. Let‟s try to be adult about this. A. We should try to grow up quickly B. We should act reasonably C. We should act childishly D. We shouldn‟t tell the adult about this. 8. It‟s high time he ……………… . A. starts B. is starting C. will start D. started 9. The children stopped ……………… when I entered the classroom. A. talk B. talking C. talked D. to talk 10. Not only he but also I …………… late for school. A. am B. are C. to be D. is 11. She asked me ……………… the room when she was studying. A. not enter B. not to enter C. enter D. entering 12. I caught a thief ……………… through the key‟s hole. A. looking B. look C. to look D. looked 13. Mr Nam found it ……………… to swim in the sea. A. difficult B. difficulty C. difficultly D. none is correct 14. It is ……………… who took my watch. A. him B. himself C. his D. he 15. I can‟t help …………when I see her slipping on a banana skin. A. to laugh B. laugh C. laughing D. none is correct 16. When I met her, she ………..to her boyfriend. A. was talking B. had talked C. talkes D. is talking