Choose the correct answer.
It's important (children/for children)to have a healthy diet.

I think it's time (for us to start/for to start)the meeting.

Is it normal for students (to turn up/for to turn up)late for lessons?

It's too cold for (to go/them to go)swimming in the sea.

(For me to win/To win me)the competition would be wonderful.

They're anxious (not to miss/for not to miss)their train to Scotland.

You're very ill and it's vital (for/for you)to rest.

It is essential (that/for)passengers to arrive two hours before their flight.