勝子は英語でクラス一番だ。の英語

Katsuko leads her class in English.

She speaks English better than any of her classmates.

She is above any of her classmates in speaking English.

She is better at speaking English than any of her classmates.

He is the top [best] student in English in the class.

Taro plays the guitar better than any other boy in his class.

He is second in his class.

He's [stands] at the head of his class.

He is top of the class.

Yamada is second to none in English in his class.

He is the dumbest kid in the class.

He is ahead of his class in English.

You can speak English the best in class.

Kate is the best singer in my class.

So far as English is concerned, he is at the top of the class.

He is behind his class in English―in arrear of his class in English.

Kate is the smartest student in our class.

He has the top grades in the class.

She speaks English better than any of her classmates.

He is the brightest in the class.

She is at the top of her class.

Kate is the best singer in my class.

He's far and away the best student in the class.

She is far and away the cleverest girl in the class.

Jack is the most intelligent boy in the class.

He is the poorest student in the class.

Jim is above any of his classmates in English.

He has always been at the head of the class.

Helen is always at the top of her class.

She ranks high in her class.