Đáp án:
Giải thích các bước giải:
Gọi 3 số tự nhiên liên tiếp lần lượt là: n, n+1, n+2Ta có: n+ (n+1) + (n+2) = 3n + 3 = 3(n+1) chia hết cho 3
ài 10: Chọn liên từ thích hợp “and/ but/ so/ because” rồi điền vào chỗ trống. 1. I like coffee __________ I don’t like tea. 2. I cannot swim __________ I can ski. 3. I want a new TV __________ the one I have now is broken. 4. I had to work on Saturday __________ I couldn’t go to John’s party. 6 5. My name is Jim __________ I’m your new teacher. 6. I was cold __________ I turned on the heater. 7. We’ll have to go shopping __________ we have nothing for dinner. 8. The history test was difficult __________ the English one was easy. 9. We didn’t go to the beach yesterday __________ it was raining. 10.We have a test on Monday __________ I’ll have to study this weekend. 11.She can speak French, __________ she can’t write it. 12.She’s working late next Friday, __________ she can’t come to the party. 13.In summer we wear light clothes __________ the weather is hot. 14.I have a tooth ache __________ I must see a dentist as early as I can. 15.It is rainy __________ windy today. 16.He doesn’t play the guitar, __________ he plays the drum. 17.I like walking __________ I never go to school on foot __________ it is 10 miles away from home.
Giải hộ mk với đang cần gấp....
một công nhân đóng gói 19 sản phẩm hết 25 phút. hỏi một ca làm việc (8 giờ) người đó đóng gói được bao nhiêu sản phẩm
2|x-3|+5=9 x.y=-5 (x+3).(y-5)=-25 help tớ, còn mấy con khó ko bt làm vote+câu trả lời hay nhất+cảm ơn
https://img.hoidap247.com/picture/question/20200308/tini_1583632530490.jpg
Nước biển chứa 2,5% là muối và mỗi lít nước biển cân nặng 1,026kg. Hỏi phải lm bay hơi bn lít nước biển để nhận được 513kg muối
(-8 mũ 2).69+69.(-6 mũ 2) Giải thích từng bước Ai nhanh 5 sao nha
x^3 - 8x^2 + 7x = 0 giải phương trình gấp plsss
Số chẵn bé bằng 2/5 số chẵn lớn . Tìm số chẵn bé . Biết rằng giữa chúng có 30 số lẻ
I- Fill in the blanks with “WHO, WHICH, WHOSE or WHERE” : 1- The dress ......................... was given to her by her boyfriend no longer fits her well. 2- The boy ..... used to live next door is now a famous basketball player. 3- Baseball is the sport ............ is the most popular in the United States. 4- The hotel ......................................... we stayed was very comfortable. 5- That’s the house ................................................................ I was born. 6- He’s looking for the hospital ...... was destroyed by last week’s storm. 7- I’ve made a lot of friends ............................ are so warm and friendly. 8- I’m going to a party .................................................... starts at eight. 9- I hate formal occasions like weddings .................... I have to put on a jacket and tie. 10- There are the children ................................... took part in the parade. 11. She is the girl …………. sits next to me in the class. 12. We used the map …………. my sister drew for us. 13. That is the place ………….. the accident occurred. 14. We couldn’t find the man …………. car was blocking our driveway. 15. I read about a man ………… keeps chickens in his apartment. II- Combine each pair of the sentences, using Relative Pronoun OR Relative adverb: 1- We stayed in a hotel . The hotel was very expensive. .............................................................................................................. 2- The man is an architect . We play with his son every day. .............................................................................................................. 3- She’s riding on the elephant . It was carried from India. .............................................................................................................. 4- Trinh Cong Son composed songs . They are greatly kiked by millions of Vietnamese people. .............................................................................................................. 5- On New Year’s Day, children like wearing clothes . They are new and comfortable. .............................................................................................................. 6- Susan’s the girl . She is good at learning foreign languages. .............................................................................................................. 7- Champagne is a French drink . It is drunk at a New Year’s Eva party. .............................................................................................................. 8- I like autumn . Leaves become red and fall in autumn. .............................................................................................................. 9- The suitcase is too heavy . His son cannot carry it upstairs. .............................................................................................................. 10- We’ll take you to the seaside . You can enjoy pure air there. …………………………………………………………………………
Loga.vn - Cộng Đồng Luyện Thi Trực Tuyến