1.11I’d rather you () the international conference since you have been working on this subject for several years.

1.31The book written by the famous writer is worth ()【read】.

1.30() your letter, I am pleased to inform you that your plans are quite acceptable to us.

1.29Your spoken English has improved (), but it still requires a great deal of practice and hard work.

1.28Color-blind people often find it difficult to () between blue and green.

1.27When he was questioned about the missing ring , he firmly()that he had ever seen it.

1.26Riding on a bus without paying the fare() cheating the bus company.

1.25() can theory be separated from practice.

1.241It is no easy thing to ()some work to do.

1.23Before we can pass you fit, you will have to () a number of medical tests.

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