$\text{part 4}$

$\text{1.His name is Justin Bieber}$

$\text{2.He born March 14,1994 in Stratford,Canada.}$

$\text{3.Yes, he did}$

$\text{4.He take his family and friends}$

$\text{5.His first album is My World}$

$\text{part 5}$

$\text{1.There haven't go to school two weeks ago}$

$\text{2.Because Hoa sick,so he couldn't go to school}$

$\text{3.Tea is my brother’s favorite drink}$

$\text{4.I find it is difficult}$

$\text{5.His car is different as mine}$

Part 4 :

1. His name is Justin Bieber.

2. He was born in Stratford , Canada.

3. Yes he did.

4. at the age of 12.

5. "My world".

Part 5 : 

1. ...gone to school for two weeks.

2. ...Hoa was sick , he could not go to school.

3. ...brother 's favourite drink.

4. ... is different from mine.