内容正文:
针对性训练(十七) 确定恰当的介词、冠词
A
(2023·西安市联考)March 21 is World Sleep Day,an international annual event,which 1. (intend) to be a celebration of sleep and a call to pay attention to sleep,for sleepiness and sleeplessness are a 2. (globe) problem that threatens health and the quality of people's life.
It is a day 3. people around the world care about their sleep and also ask 4. (they) a lot of questions about sleep.
Why do we need sleep? Nobody can give a perfect answer 5. this question.However,tests have shown that lack of sleep over about four weeks 6. (lead) to a strong drop in body temperature,great weight 7. (lose) and finally sickness.
Different people need different amounts of sleep.Eight hours a night is considered the average amount of sleep.The least number of sleeping hours 8. (advise) by doctors is ten hours for primary school students,nine for junior high school students and eight for senior high school students.We find,quite 9. (interesting),some people seem to get along well with very little sleep at night.For example,Thomas Edison said that sleep was a waste of time.He did,however,take naps during 10. day.And Albert Einstein said that he needed ten hours' sleep a night.
Do you have some of the most useful suggestions for a good night's sleep?
B
(2023·郑州外国语学校调研考试)For much of history,reading was a fairly noisy activity.Today,however,the majority of us bottle the words in our heads as if 11. (sit) in a library.
Recent studies provide enough evidence 12. the ancient art of reading aloud has a number of benefits,from helping improve our memories 13. strengthening emotional bonds between people.
According to research on the impact of reading on memory,people consistently remember words and texts 14. (well) if reading them aloud than if reading them silently.This phenomenon has been named the “production effect”,which means that producing 15. (write) words—namely,reading them