Time expressions - Present Simple and Continuous

Use the Present Simple with:

• Always, usually, sometimes, often, never: I always do the shopping on Saturday.
• On + days: On Fridays, I go out for dinner.
• Whenever: Whenever I'm hungry, I count to ten.

Use the Present Continuous with:

• Now: They're doing some housework now.
• Currently: Currently, we are living in England.
• At the moment: I'm not working at the moment.

Time expressions - Past Simple and Continuous

Use the Past Simple with:

• Ago: I saw that film two weeks ago.
• Last: Last month, I was on holiday.
• When: When did you see him? I saw him when I was in London.
• Then: I finished my work, then I drove home.

Use the Past Continuous with:

• While: I lost my wallet while I was walking home.
• When: I was having a shower when the phone rang.
• During: During the summer, I was working on a farm.