1.20If you ()in taking this attitude, we’ll have to ask you to leave.

1.22She was very interested in the work of certain charities, and made a regular () to them.

1.21You can’t get across the river （） by swimming.

1.20The teacher asked each of us () what he had been doing.

1.19Opportunities are always available () one uses his mind.

1.18The case was decided in () of Mr. Cooney.

1.17However, radio is already rapidly becoming () to thousands of people in these areas.

1.16She simply () that the check was good and did not ask him any question about it.

1.15All his evenings were () with study.

1.14You’d better () the sleeves of this coat; they are too long.

1.13Oppositions leaders will be watching carefully to see how the Prime Minister （）the crisis.