Cho mạch điện như hình vẽ U=12V;R1=6 ;R2=3 ;R3=6 Điện trở của các khóa và của Ampe kế A không đáng kể. Tìm CDDD qua các điện trở và tính công suất của mạch khi: a)k1 đóng,k2 mở b)k1 mở,k2 đóng c)k1,k2 đều đóng

chính sách ngoại giao của nhà Nguyễn đối với nhà Thanh?

Câu 2 bới câu 3 ạ giúp mình với

xét 5 tế bào sinh tinh có kiểu gen AaBbDd tham gia quá trình giảm phân để tạo giao tử .Xác định số loại giao tử tối thiểu , tối đa biết gp diễn ra bình thường ko xra đột biến

Nên cách tính lượng mưa trong ngày . trong tháng, trong năm, trung bình năm của một địa phương ?

Giúp e câu này với ạ Hôcmon nào có tác dụng làm chậm quá trình già của tế bào

VII.Read the passage and choose the correct answers. On March 17th , Irish people celebrate Saint Patrick’s Day. Saint Patrick is believes to be the first person to bring Christianity to Ireland: he is seen as the protector of the country. This date marked the death of the Saint patron of Ireland. Traditionally, Saint Patrick’s Day is an Irish cultural and religious celebration. Nowadays, it is an international festival where people celebrate by attending parades, feating and drinking beer.....However, the custome of wearing green, the colour of Saint Patrick stll remains. Wearing the shamrock, a three leaf clover, is also acceptable. In recent yeras, Saint Patrick’s Day is not only celebrated in Ireland but also in many countries all over the world. 39.What is the subject of the passage? A.Christianity in Ireland. B. Saint Patrick C. Saint Patrick’s Day all over the world D. Saint Patrick’s Day in Ireland 40.Which of the following is true about Saint Patrick? A. He passes away on March 17th B.He brought Christianity to the world. C.He was not the patrion saint of ireland. D.His representative colour is blue 41.Acorrding to the writer, what is Saint Patrick’s Day? A.It is the date of death of Saint Patrick. B. It is a cultural and religious celebration in Ireland. C. It is an international feast today. D. All the above are correct 42.What do people do on Saint Patrick’s Day? A.They organise parades. B.They wear green clthes. C. A &B are correct. D. A &B are incorrect. 43. Which of the following is NOT stated in the passage? A. Feasting and drinking beer are activities on Saint Patrick’s Day B. Only Christians can celebrate Saint Patrick’s Day C.People may wear shamrock on Saint Patrick’s Day D.Lots of countries around the world also celebrate Saint Patrick’s Day

giúp mk phần b vs mn mk cảm ơn nha

Giúp mk toán hình 7 vs nha Mk cần gấp đg học online vs cô

21.My father askes me to take my mobile phone and compass_________with me when I go hiking. A.away B.along C.out D.up 22.Throwing water_________people is one of the traditions in during Thai New Year holiday. A.for B.of C.at D.over 23.We are looking forward to seeing the clock_______12a.m to watch firewoork displays on New Year’s Eve. A.strike B.touch C.ring D.visit 24.I wish to have a new year________of fun and wealth. A.many B.much C.large D.full 25.This store seems to be______than other ones in this town. A.the noisy B.the noisiest C.more noisy D.noisier 26.I think chocolate cake is_________ than that butter one. A.delicious B. The more delicious C. more delicious D.the delicious 27. I think it’s_________hotel in the city. It’s very dirty and small. A.the better B.the worse C.the best D.the worst 28. When you go camping in the mountain, you_________do as your leader’s advise and______go alone in the forest. A.mustn’t/ should B.must/should C.must/ mustn’t D.mustn’t/ shouldn’t 29.You________behave impolitely with adults. Especially , you________ask them for lucky money. A. must/should. B. mustn’t/ shouldn’t C. Will/ shouldn’t D. shouldn’t/ must 30. They _________take a long trip in SaPa next month, so they ________prepare some necessary things soon such as warm clothes, medicine and money. A.can’t/ will B.will/should C.won’t /should D.will/ can V.Choose the best respond(A,B,C,or D) to complete each conversation. 31.-Excuse me. Can you tell me the way to the railway station? ________________________________________ A.Look at your map. It’s behind you. B.Yes. First , turn left. Then go straight. It’s on your right. C. Ok. It’s next to the art gallery. D.I wonder where we are now 32.What’s your favourite experience of your visit to Nha Trang? ________________________________________ A.Enjoying its cuisine. All seafood is so delicious B.There’s nothing to say. It’s awesome. C.I’ll take a boat ride around some islands there. D.Oh. Maybe the next time. I’ll try another one. 33.Don’t forget to clean your room, my dear!. __________________________________ A.No,I won’t,Mom. I’ll do it immediately. B.I’m Sorry,let me do it now C.Yes,I won’t,Mom. Wait a moment. D.No,I will, Mom. It’s not a problem. VI.Read the passage and choose the correct answers(A,B,C or D) to fill in the blanks: Every year on Halloween, my brother and I go trick or treating around our neighborhood. We(34)_____by the kids next door. We go from house to house asking for candies on the evening of October 31st. Many houses are decorated(35)_______spider webs, scary witshes and creey pumpkins.....Mrs Lee, a friendly tall lady down the street, volunteers to (36)__________us each year. The Kid with the most awesome costume always receives the most candies so I often spend days(37)_________mine. My brother has never worn a Halloween costume(38)________he thinks it’s childish. That’s why I always end up with more candies and more delicious treats than he does. 34.A.are often joined B.often joined C.often join D.were often joined 35.A.for B.by C.with D.to 36. A.look for B.look over C.watch for D.watch over 37.A.make B.making C.to make D.made 38.A.so B.but C.because of D.because