3H past simple vs past continuous vs present perfect

You're late. The lesson ____ (already - to begin)!

She ____ (to go) home at 3am last night.

The student ____ (to look) on his phone when the teacher came in.

No, that's not correct. My parents ____ (not - to meet) each other in 2001.

The birds ____ (to sing) when I woke up this morning.

I can't play hockey today because I ____ (to hurt) my leg.

I (to begin) playing tennis at the age of 6.

I'm also a bit nervous because I (not - to win) in such a big tournament yet.

LET OP: 2 antwoorden!
While we (to ski) down the slope, I almost (to crash) into a snowboarder.

He (never - to fly) in a helicopter before.