Cho 2 điện trở,nếu mắc song song thì điện trở tương đương nhỏ hơn bốn lần so với mắc nối tiếp.So sánh giá trị của các điện trở

mng giúp em với...------------------------------

Cần gấp Cần làm bài đúng và chi tiết!

6. Someone reported that the President had suffered a heart attack. The President ___________________________________ 7. They think that the prisoner escaped by climbing over a wall. The prisoner ____________________________________ 8. It is reported that the buildings have been badly damaged by fire. The buildings __________________________________ 9. It is reported that many people are homeless after the floods. Many people ____________________________________ 10. We all expected Marta would pass her driving test. Marta _________________________________________ giải thích giúp em với, pls

chuyên gia tiếng anh giúp em vs khi lm ghi rõ công thức đầy đủ thiếu công thức báo mod xóa ráng chịu ____________________ Ex1: cirle the best answer 1) Henry as well as his sister ( like / likes ) Vietnamese food. 2) He (is / are) my boss and friend 3) Cycling ( is / are ) my favorite form of exercise 4) The twins and their parents ( travel / travels ) toghether 5) Nobody ( believe / believes) your story 6) Our team ( play / plays ) well every match 7) Either Susan or you ( is / are) going to clean this up 8) The world ( change / changes ) so fast that we can hardly keen up 9) People who ( live / lives ) in poverty often don't even have a television 10) To me, life ( is / are) very simple 11) Traditionally ,colleage students ( has / have) been very active in social activities

Cho 3 điện tích điểm q1=q2=4uC=-q3 lần lượt đặt tại 3 đỉnh tam giác ABC đều cạnh a=10cm trong không khí . Xác định lực tác dụng lên mỗi điện tích

1. they __________the bus yesterday a,don't b,weren't catch c,didn't catch d,not catch 2. My sister______________home late last night a,comes b,come c, came d,was come 3.mu father________tired when I_________home a,was -got b,is-get c,was-getted d,were-got 4.what____________you__________two days ago? a,do-do b,did-did c,do-did d,did-do 5where________your family___________on the summer holiday last year? a,do-go b,does -go c,did-go d,did-went

Đặt câu với mỗi từ: bình thường,tầm thường ,kết quả, hậu quả. Ko chép mạng nha

Exercise 1. Circle the word which has the underlined part pronounced differently from that of the rest. 1. A. knife B. rocket C. desk D. bookshelf 2. A. vacation B. America C. about D. actor 3. A. few B. left C. of D. flu 4. A. school B. architect C. chemist D. kitchen 5. A. university B. thirsty C. bird D. girl Exercise 2. Complete each of the following sentences with an appropriate word/phrase that indicates a hobby or disease. There are 2 extras. board games gardening surfing allergy sunburn camping toothache 1. You like playing monopoly and chess. I think your hobby is playing _________________. 2. You enjoy being outdoors. You like planting trees and vegetables. I think your hobby is _________________. 3. You love the sea and the waves. You have a board for yourself. Maybe your hobby is _________________. 4. You play outdoors all day, and you look red. I think you may have _________________. 5. You eat too many sweets at night and you have tooth decay. You may have a _________________. Exercise 3. Choose A, B, C or D for each gap in the following sentences. 1. You will be healthier if you consume __________ fruits and vegetables. A. more B. less C. fewer D. little 2. I have a temperature, _________. A. but I go to bed early B. so I feel tired C. or I am putting on weight D. and I eat more vegetables 3. My dad enjoys ________ his bike to work. A. to ride B. ride C. rides D. riding 4. I ________ making models interesting, but my sister doesn't. A. does B. think C. find D. say 5. My father loved _________ horse-riding when he lived in France. A. doing B. going C. playing D. taking 6. Minh_________100 postcards so far. He intends to sell them to raise funds. A. makes B. made C. has made D. make 7. Ben __________ three eggshells and he will continue the fourth one. A. carves B. has carved C. carved D. will carved 8. David is short-sighted. He should spend_________time staring at his smart phone. A. more B. less C. fewer D. few 9. I think, in the future robots__________able to feel emotions like humans. A. are B. have been C. were D. will be 10. You should eat less chocolate, _________ you can put on weight. A. and B. or C. but D. so

Tìm a để đa thức f(x) chia hết cho đa thức g(x) với f) x^3-3x+a g) (x-1)^2