If you join a club, you have to abide ......... its rules.

I have authorized him to act ........ me while I am away.

The pupil was punished for acting ...... in class.

You'll have to add ............ all the money I owe you.

If I might just add .......... what Mr Collins said.

They really agonized ......... what to call the baby.

The new system allows ........ increased creativity with reduced financial stress..

I agree, but I can't answer ......... my colleagues.

The government's failure to act ........ this matter led ultimately to its ruin.

Not punishing them amounts ........ condoning their crime.

Generally speaking, I'm inclined to agree ...... you.

Meals average ........ at about Rs.10 per head

Each time my neighbours had a fight, I had to act ....... referee

You can't ascribe the same meaning ......... both words.

Mark asked ........you when I spoke to him, so I told him you were well.

Who do you answer ........ in your new job?

Tracy found it easy to accustom herself ........... the heat in Africa

His boss called him to account ...... failing to meet the deadline.

I don't know of any vacancies in the company, but I'll ask ..........

He proved that he was right and his critics had to back .......

If they don't believe you, I'll back you .........

He was banking ....... the train being on time.

It's too late to back ........ of the holiday now.

The numbers add ......... exactly 100.

The exam was more difficult than I had bargained ...........