Đáp án: lớp 8
p=F/s
p=d*h
P=10*m
D=m/v
d=10*D
vtb=s/t
Giải thích các bước giải:
Choose the best answer.
We are looking for ____ place to spend ____ night.
Please turn off ___ lights when you leave ___ room.
I like _____ colorful costumes of ____ ethnic minority people in Vietnam.