________ much is known about what occurs during sleep， the precise function of sleep and its different stages remains largely in the realm of assumption.
举一反三
- What do we learn about sleep from this passage A: The sleep quality is more important than the time. B: The more we sleep, the healthier we will be. C: A frequent desire to sleep late could be a sign of a health problem. D: Most people have satisfactory sleep during the weekday and the weekend.
- During sleep, blood pressure is normally ______ its lowest. A: at B: by C: for D: in
- What is the best title for the text A: Too Much Sleep B: It's Homework Time C: Sleep to Succeed D: Math Problems
- The assumption that states any business needs to be accounted for separately from other business entities, including its owner or owners is: A: Time-period assumption. B: Business entity assumption. C: Monetary unit assumption. D: Going-concern assumption.
- What's this news about A: A new find that people who sleep less tend to be fat. B: A new find that people who sleep less tend to be thin. C: A new find that more sleep will result in obesity. D: A new find that women should sleep less.