更多"Common indoor plants may prove to b"的相关试题:
[填空题]Common indoor plants may prove to be a valuable weapon
in the fight toward rising levels of indoor air pollution. Those 1. ______
plants in your office or home are not only decoratively, but NASA 2. ______
scientists are finding them to be surprisingly useful in absorbing
potentially harmful gases and clean the air inside modem 3. ______
buildings.
NASA and the Associated Landscape Contractors of
America (ALCA) have announced the findings of a 2-year study
that suggest the normal indoor plant may provide a natural way of 4. ______
helping combat with "Sick Building Syndrome". 5. ______
Research into the use of biological processes as a mean of 6. ______
solving environmental problems, both on Earth and in space
habitats, have been carried out for many years by Dr. Bill 7. ______
Wolverton, former a senior resea
[填空题]Loss of coveting plants and soil may change the climate and even bring about flooding rain in the affected area.
[填空题]In order to improve our listening, what may we listen to after class
After class, we may listen to ______.
[填空题]May we have the _____ of your company for dinner
[单项选择]
According to the speaker, what problem may indoor air pollution bring to people
A. They may feel exhausted.
B. They may feel very nervous.
C. They may have heartache.
D. They may suffer a cold.
[单项选择]— May we leave the classroom now
— No, you ______. You ______ to leave until the bell rings.
A. needn’t ; are allowed
B. don’t have to; are supposed
C. mustn’t ; aren’t allowed
D. can’t ; aren’t supposed
[单项选择]We may think we know the revealing signs of lying, be it shifty eyes or nervous behaviors. Professional interrogators look for such tells, too, assuming a suspect’s nervousness betrays his guilt. But interrogation can unsettle even the innocent, so nervousness alone cannot distinguish liars from truth tellers.
Scientists looking for better ways to detect lies have found a promising one: increasing suspects’ "cognitive load." For a host of reasons, their theory goes, lying is more mentally taxing than telling the truth. Performing an extra task while lying or telling the truth should therefore affect the liars more.
To test this idea, deception researchers led by psychologist Aldert Vrij of the University of Portsmouth in England asked one group to lie convincingly and another group to tell the truth about a staged theft scenario that only the truth tellers had experienced. A second pair of groups had to do the same but with a crucial twist: both the liars and the truth teller
A. speak in great details.
B. blink more rapidly.
C. avoid eye contact.
D. blink less frequently.