求会英语的来看下

He is tall.
I'm taller than him.
She is the tallest of all.

She dances well.
I dance better than she(/her).
Tom dances best among us.

I'm happy.
She happier than me.
Jim is the happiest of all.

Tony sings beautifully.
I sing more beautifully than him.
Tom dances most beautifully among us.

She is thin.
I'm thinner than her.
He is the thinnest of all.

一个句子5分 15个句子75分

自己的作业自己写比较好吧~~

he runs fast.she runs faster than him.I run the fastest of all.
he is tall.she is taller than him.I am the tallestos all.
he works hard.she works harder than him.I work the harderest of all.
he is a good student,she is a better student than him,I am the best student of all.
he walks slow,she walks slower than him.I walk the slowest of all.