Writing prompt: Wang Lingling and Liu Lili

Student essay:
Wang Lingling's best friend is Liu Lili. They are both tall,but they are different from each other.
First,Wang Lingling has longer hair than Liu Lili. But they have the same straight black hair.
Second,they have different hobbies. Wang Lingling likes reading very much that she goes to the library every weekend. So,she writes well. Liu Linlin loves sports a lot that she does sports everyday for at least two hours. So,she looks very strong and healthy.
Third,Wang Lingling is more serious than Liu Lili. She never laughs to every one, and she never had jokes to others. But,Liu Lili is funnier than Wang Lingling. She always speaks funny stories to others.
But,they also have a lot in common.
Because they both are friendly to others and outgoing, they get popular in class.
On studying,Wang Lingling is more hard-working than Liu Lili. But,Liu Lili is smarter than Wang Lingling.
They both have a good grade.
Do you wanna make friends with them?

Corrected essay:
Wang Lingling's best friend is Liu Lili. They are both tall, but they are different from each other.
First, Wang Lingling has longer hair than Liu Lili. But they have the same straight black hair.
Second, they have different hobbies. Wang Lingling likes reading so much that she goes to the library every weekend. So, she writes well. Liu Lili loves sports so much that she does sports every day for at least two hours. So, she looks very strong and healthy.
Third, Wang Lingling is more serious than Liu Lili. She never laughs at anyone, and she never makes jokes to others. But Liu Lili is funnier than Wang Lingling. She always tells funny stories to others.
But they also have a lot in common.
Because they are both friendly to others and outgoing, they get popular in class. 
In studying, Wang Lingling is more hard-working than Liu Lili. But Liu Lili is smarter than Wang Lingling.
 They both have good grades.
Do you want to make friends with them?