Study some signal words for Past Perfect.
Words for Past Perfect:
before — перед тим, як;
after — після;
already — вже;
just — тільки-но;
for — протягом;
since — с тих пір;
till/until — до тих пір;
by the time — до того часу;
never — ніколи;
earlier — раніше;
when — коли;
yet — ще ні.
Examples
She knew how to cook a cake because she had made it earlier.
![cake.jpg](https://resources.cdn.miyklas.com.ua/5e9bdf4f-2eb7-4510-87ca-3055ade934d7/cakew290.jpg)
James easily won this game because he had played it many times before.
![game.jpeg](https://resources.cdn.miyklas.com.ua/89b80c24-9ee5-4dfc-a165-cd4b2853be82/gamew300.jpg)
John had sat to work when his boss called for him.
We had already bought a cake when Jill called us and told that she bought a cake too.
I hadn’t served the table yet when the guests came.
Джерела:
www.chess.com/article/view/how-to-win-a-chess-game
http://bekicookscakesblog.blogspot.com/2014/01/cake-decorating-and-baking-classes.html