There is good evidence that doing crosswords

The paragraph below contains irrelevant sentences. Look at the initial sentence in each paragraph to see what the focus of that paragraph should be and identify the irrelevant sentences. ( ) Newspaper crosswords are becoming increasingly popular. a) There is good evidence that doing crosswords helps you to avoid mental degeneration in later life. b) Newspaper sales have been in decline for several years. c) Many editors blame the increase in television news for the decline in sales. d) Tests with retirees who regularly complete crosswords have shown higher levels of the chemicals associated with mental alertness. e) The participants in the survey reported feeling more alert and interested in life than a control group who did not do crosswords. f) All the participants agreed that The Sun is an awful paper.

What does man think is also important to young people（） A: Doing regular checkups to prevent illness that threatens our longevity. B: Doing crosswords puzzles. C: Doing everything in the list. D: Doing gardening everyday.

What did Ben's family usually do on these coast vacations? A: Mum read her books in her room. B: Dad struggled with his crosswords in the pub garden. C: Ben and his brother Ron rode their bicycles by the coast. D: All mentioned above.