$Answer:$ 

`1.` What does she look like?

`2.`

`=>` Mai is not as easy-going as she.

`=>` She is not as easy-going as Mai.

`3.`

`=>` They prefer outside to the classroom.

`=>` They prefer the classroom to outside.

`4.` I spend most of my time with Hoa.

`5.`  The sun rises in the East. 

`6.` 

`=>` Lan received a letter from her friend yesterday.

`=>` Her friend received a letter from Lan yesterday. 

`7.` She is not old enough to get married.

`8.` She is a girl with long nice hair.

$Explain:$ 

`@` Áp dụng cấu trúc:

What + do/does + S + look like?

$S_1$ + be + (not) + as/so + adj + as + $S_2$.

S + prefer(s) + V_ing/something + to + V_ing/something.

S + receive + something from someone.

S + be + adj + enough + (for + somebody) + to + V_nguyên thể.

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