We form the future perfect with - will + have + present/past participle.

By the time you arrive I _______ something spectacular and dinner will be on the table waiting for you. [ a. will have cooked ] [ b. will be cooking ]

I'm sure when you call him, he _______ TV. He's always in front of the TV! [ 'll be watching ] [ 'll have watched ]

We generally use by/in with the future continuous and by/in with the future perfect.

We'll have _____________ a bit of Korean by the time you come to Seoul. We're starting classes next week.

We'll have _____________ a bit of Korean by the time you come to Seoul.

When you get off the train, we _______ for you on the platform. [ 'll be waiting ] [ 'll have waited ]

By June next year, I _______ have retired from work.

When we arrive in Los Angeles we'll need to rest, because we _______ about 800 miles. [ a. will be driving ] [ b. will have driven ]

We are visiting a new city every week. By the end of the summer, we _______ all the most important cities in Europe. [ will be visiting ] [ will have visited ]

When I travel to England next year I ________ English for over four years, so I think I'll be ready. [ will be studying ] [ will have studied ]

Our table at the restaurant is at 1 p.m. Do you think we'll have ________ lunch by 3 p.m.?

I'm taking the day off on Friday – I ______ be working.