Write IN, ON, AT.

Let's meet _____ ten past midday, OK?

Write AT, IN, ON.

They are twins and they were born ______ January.

Sally lived in London ______ ten years.

• since

• for

• while

• until

I was up ______ three o'clock trying to get it finished!

• for

• at

• until

• by

The traffic congestion in the city gets even worse ______ the summer.

• during

• until

• since

• for

I was preparing dinner ______ you were drying your hair.

• until

• while

• since

• during

He had promised to be back ______ five o'clock.

• while

• since

• by

• for

It was so noisy that we ______ hear ourselves speak.

• could

• couldn't

• can

• can't

There ______ be other problems that we don't know about.

• should

• must

• can

• may

Don't go any closer - it ______ be dangerous.

• could

• should

• might

• mustn't