Viết lại câu cho nghĩa ko đổi

21.The pictures are very beautiful

=>What beautiful pictures are!

22.My house is big but Nam's house is small

=>My house is bigger than Nam' house.

23.She doesn't have as many toys as I

=>She has fewer toys than I have.

24.There is less coffee in my cup than there is in your cup

=>There is not so much coffee in my cup as there is in your cup.

25.I don't have so many friends as my sister

=>I have fewer friends than my sister.

26.My friends have more candies than I

=>I don't have so many candies as my friends.

27.My brother drinks more coffee than my sister

=>My sister drinks less coffee than my brother.

28.She eats more chocolate than I

=>I eat fewer chocolate than she.

29.She has less flour than he has

=>He has much flour than she has.

30.There are more students in my class than there are in her class

=>There are fewer students in her class than there are in my class.

31.There is less water in a desert than there is in a mountain

=>There isn't so much water in a desert as there is in a mountain.

32.There are fewer singers in a small city than there are in a big city

=>There aren't so more singers in a small city as there are in a big city.

ta có a00+b0+c+a0+b+a=874 
aaa+bb+c=874 
vì bb+c<110 nên 874>=aaa>874-110=764 
=>aaa=777 =>a=7
bb+c=874-777=97 
97>=bb>97-10=87 
=>bb=88 =>b=8
c=97-88=9

vậy abc=789

mik chỉ bt nhịp là nhịp 2/2 thôi

sitting around a burning campfire is a fun way to relax...after...a day of hiking.unluckily,many campers .....don't.......know how to..keep...their fires safe .forests are easy to catch fire but it is extremely difficult to stop a forest fire.each day,forest fires burn........plants.........,kill animal.It is .....important...........that when you have a fire,you should make it a safe fire

Giá trị của biểu thức A = x 2   –   4 y 2 + 4x + 4 tại x = 62, y = -18 là

A. 2800 

B. 1400

C. -2800

D. -1400