Easy Word | Luyện ngữ pháp

Luyện ngữ pháp - Destination C1 and C2 (Unit 5: Grammar - Future time)

Form - Time clauses

Time clauses After many time words and phrases, such as when, while, once, as soon as, etc, we do not use will or be going to. We use:
present simple	✓ I'll give you a pay rise when you start* working harder!*
present continuous	✓ I'll give you a pay rise once you're bringing in three new customers a week.
present perfect simple	✓ I'll give you a pay rise as soon as you've proved you're a hard worker.
present perfect continuous	✓ I won't give you a pay rise until you've been working here for three years.