giúp mình mấy câu trắc nghiệm ạ

CALLI : ảo ma NL: Nãy đeng học cái tự nhin bà hàng xóm qua bảo ui chăm học thê s, toy quay ra nhìn và cừ , cái bả ns bà xem r gả nó cho con gái toy đuy :D???????????????????????

America (discover) ___________ by Christopher Columbus. Sydney Opera House in Australia (finish) ___________ in 1973. The Great Wall in China (build) ___________ many centuries ago. The Golden Gate Bridge in San Francisco (complete) ___________ in 1937. Burj Khalifa in Dubai, the highest building in the world, (open) ___________ in 2010. A painting by Picasso (sell) ___________ for 3 million dollars last year. The Japanese Covered Bridge in Hoi An (build) ___________ in the 16th century. The Imperial Academy (consider) ___________ the first university in Viet Nam. The site for Huong Pagoda (discover) ___________ about 2000 years ago. One-Pillar Pagoda in Ha Noi (complete) ___________ in 1049.31. Some flowers___________ for his mother on her birthday yesterday. (buy) A new high school___________ in our town next year. (build) Tickets for the football match___________ at the ticket booth. (sell) Huong Pagoda Festival _____ by thousands of tourists during the first 3 months of the Lunar Year. (visit) Our school (name)___________ after a great scholar of our country - Le Quy Don. My Son Sanctuary (locate)___________ in Duy Xuyen District, Quang Nam Province. The students in that university (teach) ___________ by famous professors and lecturers. The first Doctors’ stone tablets (erect) ___________ by King Le Thanh Tong The students of the Imperial Academy (select) ____ carefully from local examinations all over the country. Harvard (consider) ___________ the oldest university in the USA. After class, one of the students always (erase) ___________ the chalk board. People (spend) ___________ a lot of money on advertising every day.

Trình bày cơ chế xác định giới tính

giúp em mấy câu này vs ạ đề là giải ptrinh ạ trình bày đầy đủ giúp em ạ tại này em phải nộp cô ;-;

III/ Put the correct form of the verbs 1. I usually (go)………………….. to school. 2. They (visit)……………………….. us often. 3. You (play)……………………………… basketball once a week. 4. Tom (work)………………………… every day. 5. He always (tell)…………………….. us funny stories. 6. She never (help)……………………… me with that! 7. Martha and Kevin (swim)………………………… twice a week. 8. In this club people usually (dance) ……………………..a lot. 9. Linda (take care)………………………….. of her sister. 10. John rarely (leave) ……………………………..the country. 11. We (live)……………………….. in the city most of the year. 12. Lorie (travel)………………….. to Paris every Sunday. 13. I (bake)……………………….. cookies twice a month. 14. You always (teach)……………………… me new things. 15. She (help)……………………….. the kids of the neighborhood. 16. Nina (walk)……………………….to school every day. 17. I (listen)………………………………to music every night. 18. They (love)……………………..English. 19. He (study)………………………..Information Technology every night. 20. He (carry)……………………..a big TV. 21. You (ride)……………………a bike every day. 22. They (sweep)………………………….the floor. 23. I (use)………………………… this pen to draw.

Sự vận động phát triển của thế giới vật chất được diễn ra trong lĩnh vực nào. Nêu ví dụ minh họa

3A. Cho tam giác ABC vuông tại A, đường cao AH. Gọi I, K theo thứ tự là trung điểm của AB, AC. Chứng minh: a) <IHK=90ĐỘ b) Chu vi IHK bằng nửa chu vi ABC.

Trình bày diễn biến của nst trong quá trình giảm phân

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