The farmer had to wear heavy boots in the winter because the fields were too wet and________.

Attendance at football matches have _____ since the coming of television.

When I came through the customs at the airport, I had to pay ________ on a clock I had bought.

Others argue that since the earth has endured a long string of ice ages in the last two millionto three million years, any warming is ________ to be temporary.

In some schools children who prefer to read books rather than ________ football become social outcasts (被抛弃者 ).

Sixty per cent of television viewers chose him as their _______ actor.

We regret to ________ that it may not be possible to deal with every request.

________ with the size of the whole earth, the highest mountains do not seem high at all.

The engine has broken and the boat is ______ on the water.

She got a job as an assistant stage manager at the Cambridge Arts Festival Theatre, thinkingthat it might ________ to a career as a playwright ( 剧作家 ).