昨天晚上六点，他正在做饭。

He was cooking at six last night.

youdao

昨天12点时他正在做饭。

He was cooking at 12 o 'clock yesterday.

youdao

当约翰看电视时，他的妻子正在做饭。

While John was watching TV, his wife was cooking.

youdao

他进来时，我正在做饭。

I was cooking when he came in.

youdao

他正在做甚么时，而您正在做饭？

What was he doing while you were cooking the dinner?

youdao

他说他当时正在做饭。

He said he was cooking at the moment.

youdao

他当时正在做饭，所以没有听见我。

He was doing some cooking at that time, so didn't hear me.

youdao

他当时正在做饭，所以没有听见我。

He was doing some cooking at that time, so didn't hear me.

youdao