Past perfect exercise - after, before, when

Past perfect signal words

Signal words: after, before, when.

Examples past perfect signal words:

Before we read the book, we had bought the book.
We did our homework after we had seen a film.
When she arrived in London, she had waited for hours.

English Past perfect exercises

The past perfect refers to a time earlier than before now. So the past perfect is used to make clear that one action happened before another in the past. 

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Free tutorial Past perfect. English Past perfect exercises. English grammar easy to learn. Past perfect matching exercises, English word order.