我正在看书，突然电灯熄灭了。

I was reading when the light went out.

youdao

我朋友来看我时我正在看书。

I was reading when my friend called.

youdao

当他正在清洁地板的时候，我正在看书。

I was reading books while he was cleaning the floor.

youdao

我正在看书。我正在看书。

I'm reading a book.

youdao

我正在看书时他进来了。

While I was reading, he came in.

youdao

我正在看书，他来了。

When I was reading a book, he came.

youdao

我正在看书，这时电话响了。用英文怎么说？

I was reading, then the phone rings. English how?

youdao

现在我正在看书。

I'm reading a book now.

youdao

我正在看书。

I am reading a book.

youdao

我当时正在看书，听到枪声就跑出来了，然后看到那把枪在地板上。

I was reading and heard this shot and came running. And there was the gun lying on the ground.

youdao

这是我的爷爷，他正在看书。

This is my grandfather. He is reading a book.

youdao

最后，我走向爷爷，他正在看书呢。

At last I went to Grandfather. He was reading a book.

youdao

我旁边的那个男孩正在看书。

The boy beside me is reading.

youdao

老师进来时我立即假装正在看书。

I pretended to be reading when the teacher came in.

youdao

我跑出来时，大吃一惊，我发现他正在看书。

When I ran out, to my surprise, I found him reading.

youdao

我跑出来时，大吃一惊，我发现他正在看书。

When I ran out, to my surprise, I found him reading.

youdao