The number of people who _______ invited to the meeting _____ fifty, but a number of them _____ absent for different reasons.
29. ____ time and labour, you should join hands ____ him in the business.
Many students signed up for the _____ race in the sports meeting to be held next week.w
27. Johnson ____ for 5 years for political reasons when he was young.
26. He to paint the whole house but finished only the front.
25. The form and pictures introduced in the book ________ the content of the article.