A lion has escaped _______ its cage.

They are deeply suspicious _______ each other's motives.

I think his career is more important _______ him than I am.

This place is very familiar _______ my old house.

All these new products were based _______ extensive market research.

She was utterly indifferent _______ his irritation.

The kids are busy _______ their homework.

I don't have very much to feel joyful _______ awards at the moment.

I am not personally acquainted _______ the gentleman in question.

After the earthquake we felt grateful _______ be alive.

This group of chemicals is known to be harmful _______ people with asthma.

The restaurant is well known _______ its friendly atmosphere and excellent service.

You can thank John _______ the mess we're in.

If you're willing _______ fly at night, you can get a much cheaper ticket.

                 B. about                      C. to                            D. at

I'm sick _______ him whining about money.

He was getting bored _______ doing the same thing every day.

Residents are fed up _______ the disturbance caused by the nightclub.

Anna reminds me _______ her mother.

The weather's just perfect _______ swimming.

I bought some new shoes which are very similar _______ a pair I had before.

The jury has to decide whether a person is guilty or innocent _______ a crime.

I'm scared _______ telling her what really happened.

I'm terrified _______ the dark.

They've been engaged _______ a legal battle with the council for several months.

This approach may be helpful _______ people with very severe symptoms.

He's rather keen _______ a girl in his school.

It's rude _______ you not to say "Thank you" when you are given something.

Four groups of ten is equal _______ two groups of twenty.

We're particularly proud _______ our company's environmental record.

In Australia, the prime minister and the Cabinet are responsible _______ the House of Representatives.

They indulged _______ alcohol and maintained an attitude of defiance to the norms.

They all made the same comment, quite independent _______ each other

Many things make it difficult _______ women to reach the top in US business.

I feel a little uneasy _______ asking her to do me such a big favor.

Be patient _______ her - she's very young

I'm so grateful _______ you for all that you've done.

He had always been very jealous _______ his brother's good looks.

Your mother was clearly not impressed _______ our behavior in the restaurant

What's wrong _______ you today?

They were hopeful _______ a successful agreement.