I need help
I need help pls :,<
I need your help !!!
a)Máy biến thế tăng áp.
b)Ta có: \(\dfrac{n_1}{n_2}=\dfrac{U_1}{U_2}\Rightarrow\dfrac{500}{20000}=\dfrac{220}{U_2}\)
\(\Rightarrow U_2=8800V\)
c)\(P_{hp}=\dfrac{P^2\cdot R}{U^2}=\dfrac{\left(10^6\right)^2\cdot100}{8800^2}=1291322,314W\)
i need help please!
I need help from someone
30 All of them hope they won't be late for school
31 These children are interested in going to the seaside
32 I don't know why she is very cheerful
33 She doesn'r know where the key is
34 This is the most interesting film I have ever seen
35 Everest is the highest mountain in the world
36 He wishes he would make a trip around the world next year
37 It's nice of you to lend me the novel
23 That girl did all her homework yesterday
24 Our parents will come here tomorrow
35 Before the war, our uncle had lived here
23. That girl did all her homework yesterday
24. Câu này có vấn đề rồi, em xem lại nha
25. Before the war, our uncle had lived here
30. All of them hope they won't be late for school
31. These children are interested in going seaside
32. I don't know why she is very cheerful
33. She doesn't know where is the key
34. This is the most interesting film I have ever seen
35. Everest is the highest mountain in the world
36. He wishes he could make a trip around the world next year
37. It was nice of you to lend me your novel.
1. They are having a plan to help us y …….people to join in (encouraging/ encourage/ to encourage/ encouraged)
2. Can I participate …….this program (in/ at/ to/ on)
3. May I help you? – No, thank you …….( I don’t need/ no need/ I’m fine/ OK)
4. …….sing for peace(Let’s / Let/ Let’s us/ Let us)
5. You did very …….in your study (good/ excellent/ well/ bad)
6. He always gets good grades, and his parents are very proud …….him (of/ with/ about/ from)
7. Your teacher …….you should work harder on your English pronunciation( told/ said/ said to / asked)
8. You have to try your …….to improve some sounds( best/ good/ all)
9. We have …….ways of learning a foreign language (differently/ different/ difference)
10. …….remember words better, some learners write words on a small piece of paper (In order to/ so as/ and / if)
11. You are serious ill. You should …….stay in bed and take tablets (have/ should/ can)
12. He …….me “ why are you late?” (said/ said to/ told to/ tell me)
13. My mother told me not to drive( fastly/ in a fast way/ fast)
14. Student should work ……. to make their parents happy (hard/ hardly/ in hard way/ way hard)
15. There …….any electricity when I was young (wasn’t/ weren’t/ used not)
16. They helped the community by participating in recycling program (taking part in/ taking place/ taking care/ taking off)
17. They have studied …….six o’clock (on/ for/since/ at)
18. Air mail is …….expensive than surface mail (the most/ like/ as more)
19. She …….over 30 pages since yesterday (write/ wrote/ has written/ have written)
20. The new shopping mall is quite …….the present shopping area (the same/ like to/ different from)
21. …..is something that you say or do to make people laugh ( joke/ novel/ poem/ fairy tale)
22. “Which girl is Marry?”- She is the one with …..(long curly black hair/ curly long black hair/ long black curly hair)
23. I find Peter is not communicative. He’s rather …..in public ( kind/ reserved/ sociable)
24. The river Amazon …..in to the Atlantic Ocean ( flow/ flows/ flowing)
25. Alexander Gr. Bell was born …..March 3rd, 1847 (in/ on/ at)
26. Would you like ….. a message (leave/ leaving/ to leave)
27. The children are old enough to look after ….. (herself/ themselves/ ourselves)
28. You’ll …..cook dinner yourself ( must/ should/ have to)
29. She works hard …..she could pass the exam ( so that / in order to/ so as)
30. Let me ….. you an application form( Getting/ get/ to get)
31. What ….. I do for you? (can/ may/ need)
32. What are you interested …..? (on/ at/ in)
33. What do you like….. in your free time? ( doing/ do/ does)
34. Are you looking …..to the vacation? ( to look/ looking/ looked)
35. I went to school today and your teacher ….. me your report card ( give/ gives/ gave)
36. He always gets good grades, and his parents are very proud…..him (of/ with / about)
37. Some can learn foreign language very …..(quick/ quickly/ bad)
38. Some people learn any new words they come…..(by/ to / across)
39. He asked me …..the book to his office ( to take/ take/ taking)
40. I …..on a farm when I was a child ( used to live/ used to living/ used live)
41 You mustn’t let children play in the kitchen …..the kitchen is a dangerous place ( and/ so / because)
42. They fill in an …..because they want to join in the club (test/ paper/ application form)
43 …..have you lived in this town ? – for 10 years ( When/ How long/ Where)
.44 “…..” - It’s 150.000 dong ( How much is this parcel cost?/ How much is this parcel?/ How much is this?)
45Mr Quang has taught Math in this school How much is this parcel he graduated from the university (for/ since/ from)
46His English ……become(is becoming/ becomes)
47 Many ….areas are getting electricity, and medical facilities are more easily accessible. (quiet/ remote/ noisy)
GUYS HELP ME I NEED QUICK
a: \(\sqrt{12+2\sqrt{35}}=\sqrt{7}+\sqrt{5}\)
b: \(\sqrt{16+6\sqrt{7}}=3+\sqrt{7}\)
d: \(\sqrt{27+10\sqrt{2}}=5+\sqrt{2}\)
e: \(\sqrt{14+6\sqrt{5}}=3+\sqrt{5}\)
Can you help me? I need … information.
A. some
B. little
C. a few
D. few
Can you help me? I need … information.
A. some
B. little
C. a few
D. few
help me . i need it now
- Mary: "Can I help you?" - Tom: "______."
A. No thanks, I'm just looking
B. Of course not
C. Yes, you can
D. Sorry, I don't need help.