他在开车。————用英文怎么翻译？

He is driving a car.
He is cooking.
She is a volleyball player.
She is playing volleyball.
He is teaching.

他正在开车。He is driving (a car).
他正在烹调。He is cooking./ doing some cooking.
她是一名排球运动员。She is a volleyball player.
她正在打排球。She is playing volleyball.(注意；不能加the)
他正在教书。 He is teaching.

He is driving.
He is cooking.
She is a volleyball athlete.
She is playing the volleyball.
He is teaching.

he is driving car
he is cooking meal
she is a volleyball athlete
she is playing volleyball
he is teaching

He is driving.
He is cooking.
She is a volleyball athlete.
She is playing volleyball.
He is teaching.

He was driving. He is cooking. She is a volleyball player. She is to play some volleyball. He was teaching.