một lần nữa Đen Vâu lại đoán trúng đề thi văn qua hai câu : " Anh đi tìm thì em trốn, anh đi trốn em không tìm. Lòng em không gợn sóng cuối cùng anh mất công chìm" . Chúc mừng các anh chị 2k3 ôn giống Đen Vâu nhá art mầm có cầm chữ Đen Vâu :3

các anh chị giúp e1 bài này v ạ

Vẽ mầm/ anime ...vui Nhưng hôm nay buồn nên vẽ mầm muồn TT.TT NL : Hay quá ha Lừa dối toy bao nhiêu lần còn chưa hả dạ sao ạ??? Bộ lừa toy tưởng toy ngu ngơ ko biết j sao ?? Xin lỗi nhá =) Nhầm rồi ạ ...........=='

I. Put verbs in the past simple or present perfect tense: 1. We (study)............................................a very hard lesson the day before yesterday. 2. We (read)................................................almost every lesson in this book so far. 3. We (never / watch)..............................................that television program. 4. We (see)..................................an interesting program on television last night. 5. She (buy)…………………….......... a new car in 2011. 6. My wife and I (travel)................................................ to Mexico by air last summer. 7. Columbus (arrive)………………………..........in the New World in 1492. 8. I'm sorry, but I (not / finish)……………………….......... my homework 9. However, I (have)......................................... no trouble with my car since then. 10. I (lose)……………………...........my keys, so I can't open that door. 11. (you/ phone)…………………………..........your aunt last week? 12. (Dan / already/ buy) ……………………………….........two tablets this year. 13. How many games (you/ win)………………….…………………........... so far this season? 14. Peter (play) …………….…………......... football yesterday. 15. They (clean)…………………………….......... the car. It looks new again. 16. We (meet)………………………........... another country before. 17. This is the first time we (eat)………………………………….this food. 18. I (never / meet)…………………………………him before. 19. How long (she / live)…………………………………………….here? 20. We (work)………………………………………..there since we were 19 years old. 21. I (learn).............................................English last night. 22. I (learn)...........................................English for ten years. 23. She (read)..........................................the novel three times. 24. She (read)............................................the novel 2 weeks ago. 25. They (never / watch)............................................that film. 26. They (watch)........................................................that film on TV last night. 27. Where (you / go)................................................. to yesterday afternoon? 28. How long (you/ live)........................................................here? 29. We (do)..................................almost every lesson in this book so far. 30. However, I (have).....................................no trouble with my car since then.

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3 tế bào sinh tinh có kiểu genAb/aBDd gp bình thường hỏi tạo ra tối đa bao nhiêu loại giao tử

Cho hình lăng trụ đứng ABC.A'B'C' có đáy ABC,A'B'C' là tam giác đều, AA'=6a. M,P lần lượt là trung điểm AA',CC'. B'N=2BN. Tính ((MNP),(ABC))=? Dùng $cos∝=\frac{S_{ABC} }{S_{MNP}}$

Giúp em câu 4.5, 4.6, 4.7, 4.8, 4.9, 4.10, 4.11 với ạ

9/2.4 + 25/4.6 + 49/6.8 +..+10201/100.102 giúp em với ạaaaaaaaaaaaaaaaa

Ex1: Give the correct form of verbs in present simple 1. Jo is so smart that she(pass)..................... every exam without even trying 2. My life (be) so boring. I just (watch)........................... TV every night 3. My best friend (write)...................... to me every week 4. You (speak)...........................English? 5. She (not live)........................ in HaiPhong city 6. When father .....................(come back),will we go out? 7. My mother..........................(prepare,usually) break fast at 10 a.m 8. Every morning ,Mark.........................(drive) his children to school 9. I ...................... (not,speak) Italian when I'm at school 10. .......................(like,you) drinking coffee? giup minh voiii