Câu 1 y=-x2 -2x +2
A vẽ P
B. Tìm tọa độ giao điểm giữa P và d
Câu 2
A. √4-3√10-3x =x-2
B. Tìm m x2-2(m-1)x+m2-3m+4=0 có hai nghiệm phân biệt thỏa x12+x22=20
Câu 3
A. 3x-2/x+7=6x+1/2x+3
B. |x2-4x-5|=4x-7
C. √x2+x-12=8-x
Câu 4 cho tam giác abc có thể a(-4:1) b(2:4) c(2:-4)
A. Tìm tọa độ trung điểm cạnh ac và trọng tâm tam giác abc
B. Chứng minh tao giác ABC vuông
C. Tìm tọa độ điểm D để tứ giác abcd là hình bình hành
1 we went to the festival. The festival was celebrated in Phu Tho province ( which)
2 this watch is a gift. The watch was given to me by my aunt on my 14th birthday ( which)
3 i think we should travel to school by bus
I=> i suggest...
4 why don't we go hunting
=> i suggest
5 i suggest using the showers instead of baths to save water
=> i think we should....
6 practise English as much as possible
=> i suggest that you...
7 nam doesn't study hard, so he can't pass the exam
=> if nam...
8 na doesn't buy a new computer because she doesn't have enough momey
=> if na....
9 he is busy today, so he can't go to the movies with you
=> if he...
10 these are a new letters. I would like to tell you about these letters.
=>
11 even thought / liz / have / exam tomorrow,/ she / still/watch /tv
12 ba/ eat /lot /food/though /he/be not/ very hungry
13 the storm / come /with strong winds / heavy rain.
14 i/be/amazed/that/I/win/the first prize
15 easter /be/joyful festival /which/be/celebrated/many countries
16 if/mr. Loc/have /car /he /drive to work
17 why don't we check the water pipes to save water
=> i suggest..
18 if was raining hard, có so we came to the show late (because)
=> we...
19 hoang xuan vinh is a shooter. He won the first ever Olympic gold medal for vietnam (who)
20 mr. Loc doesn't have a car, có so he can't drive it to work
=> if....
21 i/amazed /that /i/win the first prize
22though /Jim/come to the show /late /coud see/ the main Part of the show.
Giúp mình với ạ!
Though, although, even though
1 the children ate all the cakes. They didn't like such sweet cakes
2 you need to drink a lot of water everyday. You don't like it
3 they didn't ask other for help. They really needed some help
4 the players didn't feel disappointed. They didn't score any goals.
............
1 hoa is newcomer but she can get along whit her new friends right away
=> though.....
2 we should give special gifts to uor fathers on Father's Day
=> presents
3 people clean and decorate their home several days before Tet
=> their home
4 John invited me to his birthday lasr week
=> I....
5 children/have/specail day/express/feelings,memories and love/ their parents
=>
6 members of families/ have/chance/get together.
=>
7 sunday/ a day off/so everybody/ free/ work/study
=>
8 children/give/parents/flowers/send/cards/bring/specail cake.
=>
9 people send milions of greeting cards every year.
=> Milions of greting cards...
1 Nêu hai việc làm của em thể hiện hợp tác quốc tế
2 nêu hai biểu hiện năng động sáng tạo và hai biểu hiện thiếu năng động sáng tạo
3 nếu việc làm chỉ chú ý đến năng suất mà không quan tâm đến chất lượng hiệu quả thì hậu quả sẽ như thế nào. Nêu hai ví dụ chứng minh điều đó
4 hiện nay trong học sinh vẫn còn có hiện tượng học vẹt lười suy nghĩ trong học tập nên kết quả học tập không cao? Theo em chúng ta nên làm thế nào để khắc phục tình trạng này?
Giúp em với ạ thứ 2 em thi rồi :(
1 she draws very baldy
=> she wishes....
2 i'm sorry my mother won't come tomorrow
=> i wish......
3 he can't fly
=> he wishes....
4 they grow rice in tropical countries
=> riec..........
5 they sell jeans all over the world
=> jeans......
6 they made jean cloth comletely from cotton in the 18th century
=> jean cloth.....
7 the workers built the garage at the end of last year
=> the garage....
8 they hace just introduced a new style of jeans in the USA
=> a new style of jeans.....
9 they have built two department stores this year
=> two departement stores......
10 students must do this exercise carefully
=> this exercise...
11 we might find life on another planet
=> life...
12 we can solve the problem
=> the problem ........
13 people should stop experiments on animasls
=> experiments on animasls.....
14 we have to improve all the school in the city
=> all the school in the city.....
15 they are going to build a new bridge in the area/
=> a new bridge....
16 i'm very happy to see you
=> aunt xuân said...
17 this birthday cake is very delicious
=> uncle Hung said....
18 i love these roses
=> miss Nga said...
19 i'm having a wonderful time here
=> cousin Mai said
ai đó giúp em với mai em thi ròi ạ