1,My sister rides her bike to school
-> my sister goes to school by bike 
2,I have a bookshelf in my bedroom
->there is a bookshelf in my bedroom
3,she has a high nose
->her nose is high

No one is more beautiful than my mother in my family

How about staying at home?

The yard is large

You mustn't speak loudly in public

My house has 6 rooms

=8-4^12+1

=9-4^12

Vì ƯCLN(48;32)=16

nên có thể chia được nhiều nhất là 16 tổ

Khi đó, mỗi tổ có 3 nam và 2 nữ

at

2020−[45−(6−1)2]+19900=2020−[45−52]+1=2020−[45−25]+1=2020−20+1=2000+1=2001

1: =(-2)+(-2)+...+(-2)

=-2*18

=-36

2: =(-1+2)+(-3+4)+...+(-2017+2018)

=1+1+...+1

=1009