die

die

rùi 

die

ok nhưng chị khuyên em nên nhờ chị Vũ phương linh của trường chị nha chị ấy giỏi anh lắm

em thi hoai vong nay ma chua co qua!bây giờ có vòng 26 rùi!:(

Cau hoi :

1. Nam is too young, so he can't take part in the project to be trained to be---- an astronaut. 
2. What - dangerous thing to do! You might have been killed. 
3. Language, the --- we express ourselves, is avitsl part of learning. 
4. People used to think that heavy things always fell faster ---- light things. 
5. -- you can give a reasonable explanation for your bad behavior last night. I'll forgive you. 
6. Ha Noi is the capital of Viet Nam, the political, economic, cultural, com------- and tourist center of the country. 
7. I an writting to explain ----- the dirt and smoke which come from your factory chimneys. 
8. Recently in Greece many parents complained ----- the difficult homework which teachers gave to their children. 
9. The baby is crying. ---- you look after him while I prepare his milk? 
10. Despite --- illness, he went to the station with his friends. 
11. It is impossible --- them to enter the country at present. 11 for 
12. He doén't ask me for help, possibly because I never ask him --- help. 
13. Tim is --- of the participants on a boat trip on LAke Michigan. 
14. Tuan, --- studies the best of us , is very active. 
15. The ---- of British currency is the pound sterling: 1 pound=100 pence. 
16. please don't interrupt me ---- I'm talking. 
17. ----ough John was the eldaest in the family; he always let his sister take charge of the house. 
18. Many people now think that teachers give students --- much homework. 
19. Environmental pollution is a term that tells to all the ways by which --- pollutes his surroundings. 
20. A newspaper is a pubblication containing ----, information and advertising. 
21. The weather ----cast predictes a drop in temperature tomorrow. 
22. My brother is much taller than I--. 
23. Either Pike -- his sister has taken the keys to the car. 
24. She dresses in red -- that everyone will take notice of her. 
25. I couldn't make coffee for everybody. There weren't ----gh cups. 
26. No one dided in the accident, did ----? 
27. Peter is poor, --- he usually helps the handicapped. 
28. We have known each other since we ---- children. 
29. In the United States, people ----- each other with a handshake in a formal introduction. 
30. Hung will write -- essay on the life of President Ho Chi Minh. 
31. Today there are more than 700 million English ----- in the world. 
32. Please --- attention to what I am saying. 
33. She is fond of her nephew in ----- of his terrible behavior. 
34. They have been married --- ten years but they have no children. 
35. Magazines are typically pub------ weekly, biweekly, monthly, bimonnthly or quarterly. 
36. Choose a correct reply of the following expression:"Do you want this one -- that one?"-"I don't mind. You choose"

tRA LOI :1.come 
2.a 
3.way 
4.than 
5.if 
6.mercial 
7.about 
8.about 
9.Will 
10.his 
11.for 
12.for 
13.one 
14.who 
15.unit 
16.when 
17.although 
18.too 
19.man 
20.news 
21.fore 
22.am 
23.or 
24.so 
25.enough 
26.they 
27.but 
28.were 
29.greet 
30.an 
31.users 
32.pay 
33.spite 
34.for 
35.published 
36.or

Cau hoi : 1. Nam is too young, so he can't take part in the project to be trained to be---- an astronaut. 
2. What - dangerous thing to do! You might have been killed. 
3. Language, the --- we express ourselves, is avitsl part of learning. 
4. People used to think that heavy things always fell faster ---- light things. 
5. -- you can give a reasonable explanation for your bad behavior last night. I'll forgive you. 
6. Ha Noi is the capital of Viet Nam, the political, economic, cultural, com------- and tourist center of the country. 
7. I an writting to explain ----- the dirt and smoke which come from your factory chimneys. 
8. Recently in Greece many parents complained ----- the difficult homework which teachers gave to their children. 
9. The baby is crying. ---- you look after him while I prepare his milk? 
10. Despite --- illness, he went to the station with his friends. 
11. It is impossible --- them to enter the country at present. 11 for 
12. He doén't ask me for help, possibly because I never ask him --- help. 
13. Tim is --- of the participants on a boat trip on LAke Michigan. 
14. Tuan, --- studies the best of us , is very active. 
15. The ---- of British currency is the pound sterling: 1 pound=100 pence. 
16. please don't interrupt me ---- I'm talking. 
17. ----ough John was the eldaest in the family; he always let his sister take charge of the house. 
18. Many people now think that teachers give students --- much homework. 
19. Environmental pollution is a term that tells to all the ways by which --- pollutes his surroundings. 
20. A newspaper is a pubblication containing ----, information and advertising. 
21. The weather ----cast predictes a drop in temperature tomorrow. 
22. My brother is much taller than I--. 
23. Either Pike -- his sister has taken the keys to the car. 
24. She dresses in red -- that everyone will take notice of her. 
25. I couldn't make coffee for everybody. There weren't ----gh cups. 
26. No one dided in the accident, did ----? 
27. Peter is poor, --- he usually helps the handicapped. 
28. We have known each other since we ---- children. 
29. In the United States, people ----- each other with a handshake in a formal introduction. 
30. Hung will write -- essay on the life of President Ho Chi Minh. 
31. Today there are more than 700 million English ----- in the world. 
32. Please --- attention to what I am saying. 
33. She is fond of her nephew in ----- of his terrible behavior. 
34. They have been married --- ten years but they have no children. 
35. Magazines are typically pub------ weekly, biweekly, monthly, bimonnthly or quarterly. 
36. Choose a correct reply of the following expression:"Do you want this one -- that one?"-"I don't mind. You choose".

Dap an 1.come 
2.a 
3.way 
4.than 
5.if 
6.mercial 
7.about 
8.about 
9.Will 
10.his 
11.for 
12.for 
13.one 
14.who 
15.unit 
16.when 
17.although 
18.too 
19.man 
20.news 
21.fore 
22.am 
23.or 
24.so 
25.enough 
26.they 
27.but 
28.were 
29.greet 
30.an 
31.users 
32.pay 
33.spite 
34.for 
35.published 
36.or

Vào link sau tham khảo

Luyen-thi-IOE-tieng-anh-lop-5.pdf

Hk tốt !!

Vào phần tin nhắn  . Tớ gửi link cậu mới coppy được . 

ĐÁp án đâu

Vòng 15 : Bài 1: 

 1 : b

 2 : c

3 : d

4 : a

5 : d

6 : c

7 : b

8 : b

Bài 2

1 : section

2 : correct

3 : eraser

4 : nationality

5 : k

6 : pretty

7 : neck

8 : present

9 : august

10 : coffee

Bài 3

1-f 

2-a

3-e

4-i

5-c

6-j

7-h

8-d

9-b

10-g

Đây là đề thi Violympic vòng 15 năm 2015 - 2016.

Câu 1,3 là 1,04 * 1,04 * 1,04 = 1,124864 [ m3 ]

sory mik ko the tra loi get dc k mik nha

có mk nè

mik

cả tui nữa!

Câu 1: (2 điểm) Cho biểu thức:  

a, Rút gọn biểu thức

b, Chứng minh rằng nếu a là số nguyên thì giá trị của biểu thức tìm được của câu a, là một phân số tối giản.

Câu 2: (1 điểm)

Tìm tất cả các số tự nhiên có 3 chữ số  sao cho 

Câu 3: (2 điểm)

a. Tìm n để n² + 2006 là một số chính phương

b. Cho n là số nguyên tố lớn hơn 3. Hỏi n² + 2006 là số nguyên tố hay là hợp số.

Câu 4: (2 điểm)

a. Cho a, b, n thuộc N*. Hãy so sánh 

b. Cho . So sánh A và B.

Câu 5: (2 điểm)

       Cho 10 số tự nhiên bất kỳ: a₁, a₂, ....., a₁₀. Chứng minh rằng thế nào cũng có một số hoặc tổng một số các số liên tiếp nhau trong dãy trên chia hết cho 10.

Câu 6: (1 điểm)

       Cho 2006 đường thẳng trong đó bất kì 2 đường thẳng nào cũng cắt nhau. Không có 3 đường thẳng nào đồng qui. Tính số giao điểm của chúng.

Co De bai la 

Bai 1 : Tinh bang cach nhanh nhat

a) 50.60+40.50

b) 1/2.5/7+1/2.2/7

Bai 2: Tim X

a) 5x+15=1/2+5/4

b) 1/2x+3/5.(x-2)

c) x-2/3=7/12

Bai 3

Lop 6a co 40 hoc sinh bao gom ba loai gioi, kha va trung.So hoc sinh kha bang 60% so hoc sinh ca lop, so hoc sinh gioi bang 3/4 so hoc sinh con lai.Tinh so hoc sinh cua lop 6a.

Bai 4:

Cho 2 tia Oy  và Ot cùng nằm trên nửa mặt bờ có bờ chứa tia Ox. Biết xÓt=40 độ ,xOy=110 độ.

1. Tia Ot co nam giua 2 tia Ox va Oy khong? Vi sao

2.Tinh so do yot

3. Goi tia oz la tia doi cua tia Ox. Tinh so do zoy

Bai 5:

Cho B=1/4+1/5+1/6+.....+1/18+1/19. Hay chung to B>1

                                                                                Đáp án 

Bai 1:

a) 5000

b) 1/2

Bai 2 :

a)-53/20

b)42/11

c)15/12

Bai 3:

Doi 60%=3/5

so hoc sinh kha co la: 40.3/5=24( Hoc sinh)

so hoc sinh con lai la: 40-24=16( Hoc sinh)

So hoc sinh gioi la:16.3/4=12( hoc sinh)

Số học sinh trung bình là 40-24-12=4( học sinh)

Dap So: 4 hoc sinh

Bai 4:

Vẽ hình bạn tự làm

1.tia Ot co nam giua 2 tia Ox va Oy.Vi:

tren cung nua mat phang co co chua tia Ox Co:

xOt=40 do; xOy=110 do

=>xOt<xoy

=> tia ot nam giua 2 tia Ox va Oy

2.yOt=70 do

3.yOz=70 do

4. Tia Oy co la tia phan giac cua zOt vi

yOt=yoz=70 do

Bai 5:

Ban tu lam 

Mình muốn tích 50 lần

thôi thôi, bài 3 của bạn Nguyễn Thế Duy Goku mình tính hổng ra hết trơn hết trọi, khó ơi là khó

1/ Would you like a cheese burger

2/ I have a few book in Spanish

3/ He repairs machines in a factory .He's a mechanic

4/ I will buy a new guitar on my 22nd birthday.

1/ Would you like a CHEESE burger

2/ I have a few book in SPANISH

3/ He repairs machines in a factory .He's a MECHANIC

4/ I will buy a new GUITAR on my 22nd birthday.