B2-C1 Grammar - Choose the correct answer.

Nothing happened at the meeting, ________ it?

The court ________ him to five years in prison.

You need to work really ________ if you want to be a success.

I don't know if I can do it but I'll ________ a go.

It's about time we _________ - it's nearly midnight

He wouldn't be so successful now if he __________ so hard when he was at school.

He ________ gone to work yesterday. John was there all day and nobody saw him.

Having ________ about your suggestion for a few days, I've decided to support the project.