A - C - C - B - D

Why are you hungry? 

What is your favorite book? 

What are you doing with the knife? 

Penny wants to be healthy 

She enjoys walking in the rain 

They will have a lot of fun 

How can I go to Ho Chi Minh city? 

a) => x = 1 - 2/9

=> x = 7/9

b) => x = 6/7 - 2/3

=> x = 4/21

c) => x = 1/4 + 1/2

=> x = 3/4

A. Did you used to play hide-and-seek when you were small? 

B. Less electricity will be used in the future 

a) = 50cm

b) = 80kg

c) = 726,8 dm2

d) = 220 giây 

800kg

hầu hết, chủ yếu 

Đ - S

C