passive
future forms
relative clauses (who, which, that, where...)
comparatives and superlatives
1st and 2nd conditionals
100

They built the castle in 1407.

The castle was built in 1407.

100

___ you marry me?

Will

100

She's the woman ____ cuts my hair.

who / that 

100

Her car is ____ (big) mine.

bigger than

100

If you study hard, you ____ (pass) the test

will pass

200

I always do my homework.

My homework is always done.

200

I _____ (visit) you every day, I already cleared up my schedule.

am going to visit

200

These were the times ____ things weren't so difficult.

when

200

That isn't ____ (smart) way to do it.

the smartest

200

If I were rich, I _____ (buy) a boat.

would buy

300

They handed me my letters.

I was handed my letters.
OR
My letters were handed to me.

300

Don't tell me you ______ (go) see him again.

are going to go

300

_____ one of these dips would you like?

Which

300

I hope you don't choose _____ (expensive) toy in the shop!

the most expensive

300

My parents are expecting us. They would be very disappointed if we ____ (not come). 

didn't come

400
The doctor is examining her now.

She is being examined by the doctor.

400

I promise I _____ say anything.

won't

400

That's the stadium ____ Real Madrid play.

where
400

You don't work ________ (hard - same amount) me. 

as hard as

400

If I ____ younger, I would change my job.

were
500

That hamster has bitten me!

I have been bitten by that hamster!

500

Is this a future form?

I'm flying out to New York tomorrow night. 

YES

500

He's a musician ____ albums have sold millions.

whose

500

Spiders are my _____ (bad) nightmare.

worst

500

Do you think Martin would mind if I _____ (borrow)  his car without asking him?

borrowed