[单项选择]Research findings show we spend about two hours dreaming every night, no matter what we ______ during the day.
A. should have done
B. would have done
C. may have done
D. must have done

[单项选择]Research findings show we spend about two hours dreaming every night, no matter what we ______ during the day.
A. should have done
B. would have done
C. may have done
D. must have done

[单项选择]On what are their research findings based
A. A survey of farmers in northern Japan.
B. Tests performed on a thousand old people.
C. The .study of brain volumes of different people.
D. The latest development of computer technology.

[单项选择]According to the research findings mentioned in the passage, reptiles ______.
A. such as turtles and snakes cannot close their eyes
B. cannot be studied with an EEC
C. do not sleep in the tree sense of the word
D. do not need to rest

[单项选择]According to some scientists' research findings, dolphins seldom sleep because _______.


A. of their stupidity
B. of their vulnerability
C. there are possible dangers in the ocean
D. aquatic mammals do not need sleep

[单项选择]The research findings______.

[单项选择]

Passage Three
We spend our leisure hours efficiently for higher production, live by the clock even when time does not matter, modernize our homes and speed the machinery of living in order that we can go to the most places and do the most things in the shortest period of time possible. We try to eat, sleep, and talk efficiently. Even on holidays and Sundays, the efficient man relaxes on timetable with one eye on the clock and the other on an appointment sheet.
To squeeze the most out of each shining hour we have shortened the opera, quickened the pace of the movie and put culture in pocket-sized packages. We make the busy bee look like a lazy creature, the ant like a sluggard. We live sixty-mile-minute and the great efficiency smiles.
We wish we could return to that pleasant day when we considered time a friend instead of an enemy; when we did things willingly and because we wanted to, rather than because our timetable called for it, B
A. the modern pace
B. our interest in shortened operas
C. how to make the best use of leisure time
D. planning our time scientifically