Hệ thống núi cao, độ sộ , dài khoảng 9000 km; cao trung bình 3000-4000m, nằm ở bờ Tây lục địa Bắc Mĩ có tên là: A. Dãy An-Pơ B. Dãy A-pa-lat C. Dãy Cooc-đi-e D. Dãy Trường Sơn

123,456x999+122,456 Giải hộ e mik nha

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Giúp em với ạ 11h trưa em thi rồi

Ex 3: Put the verbs in brackets in the correct tense form. 1. Nam looks brown. He was on holiday last week. He (get)……………………………sunburn. 2. Getting plenty of rest is very good. It (help)……………………….you to avoid depression. 3. The Japanese (eat)………………………..a lot of fish so they are very intelligent. 4. If you wash your hands more, you (have)…………………….less chance of catching flu. 5. Eating carrots regularly (help)……………………….you see better. 6. It is very hot outside. Please (wear)…………………a sun hat when you go out. 7. Do more exercise and you (feel)………………………..healthier. 8. I don’t want (be)……………………………..tired tomorrow so I go to bed early. 9. Nowadays, I don’t feel well. I often (feel)……………………….sick and weak. 10. People who ( smile)……………………….more are happier and they live longer. Ex 4: Fill each blank with a word in the box Health dry flu provide getting physical exercise stay weight swimming 1. You should eat a lot of fruits and vegetables because they ___________________ vitamin A. 2. If you want to be fit, stay outdoors more and do more ___________________activities. 3. Eat less junk high-fat food to keep you from ___________________fat. 4. They go ___________________ outside even when it's cold. 5. To prevent ___________________, you should eat a lot of garlic and keep your body warm. 6. In order to have good ___________________, you should eat lightly and laugh cheerfully. 7. My father does morning ___________________every day. 8. Do you want to know how you can ___________________ healthy? 9. He plays computer games and watches TV a lot so eyes are often___________________. 10. He eats a lot of burger and chips so he's putting on ___________________. Ex 5: Choose the correct word A, B, or C for each gap to complete the following passage. We need calories or (1)…………………..to do the things every day. For example, when we walk to school or (2) ………………..a bike to school we spend a certain amount of (3)………….and even when we sleep, we also use them. But how many calorie should we (4) ………………a day to stay in shape? It’s difficult (5)…………………..us to calculate. If people want to keep (6) …………….., they should remember that everyone should have between 1600 and 2500 calories a day.We get calories (7) …………….the food we eat. If we get too many food and don’t take part (8)………… any activities, we can get fat quickly. So besides studying, we should do some (9)………….., play sports or do the housework, such as cleaning the floor, cooking etc. Otherwise, we don’t eat enough, we will be (10)…………….and weak. 1. A. food B. energy C. drink 2. A. ride B. come C. drive 3. A. things B. food C. calories 4. A. do B. spend C. have 5. A. for B. with C. in 6. A. health B. fit C. active 7. A. in B. of C. from 8. A. with B. in C. on 9. A. exercises B. activities C. healthy 10. A. good B. tired C. thirsty GIÚP MÌNH GIẢI VỚI Ạ, VOTE 5 SAO Ạ

Ở châu Âu,đồng bằng kéo dài từ tây sang đông, chiếm tỉ lệ như thế nào : A. Chiếm 3/4 diện tích châu lục. B. Chiếm 1/3 diện tích châu lục. C. Chiếm 2/3 diện tích châu lục. D. Chiếm 1/2 diện tích châu lục.

phân tích đa thức thành nhân tử a)(x-y)^2+4(x-y)-12 b)(x^2+4x+8)+3x(x^2+x)+2 c)(x^2+x)^2+3(x^2+x)+2 d)x^3-5x^2-14x e)x^4+4x^2-5 f)x^2yz+5xyz-14yz

phân tích thành nhân tử -c^2(a-b)+b^2(a-c)-a^2(b-c)

vẽ mầm NL ; giúp nhs làm xong cái đoàn với ạ

viết tieeps câu sau đây yêu cầu đúng ý bài quê hương - tế hanh vào lúc sớm mai hồng, niềm tin vào 1 ngày đánh cá bội thu đã .................................................... " này xa cách lòng tôi.............nồng mặn quá. hãy viết 1 đoạn văn trình bày suy nghĩ của em về tình yêu quê hương