Sentences

Present perfect and Past Perfect:

I've never been to Spain but I have been to the US.
I've been studying English since I was ten.
I had had a snack before I went to English class last week.
Before the two cars crashed into each other the drivers had been speeding.
Before the plane went down it had run out of fuel.

Sentences

Present perfect and Past Perfect:

I've never been to Spain but I have been to the US.
I've been studying English since I was ten.
I had a snack before I went to English class last week.
Before the two cars crashed into each other, the drivers had been speeding.
Before the plane went down it had run out of fuel.