are not lasting
are both used in temples
are both based on antithesis
depend on time pattern
There was a significant economic downturn.
It began to be affected by the crisis-hit economies.
It enjoyed greater trade and capital flows.
It still realized nearly 7 percent of economic growth.
About 10 million,
About 9 million,
About 1 million,
Because they do not take the problem of sleepy drivers on motorways as of great significance.
Because they have not been aware of the seriousness of the problem of sleepy drivers.
Because they have no figures on the number of accidents caused by drivers’sleepiness.
Because they plan to support relevant researches or a general study on “driver behaviour”.
The number of Americans who die from AIDS each year has dropped dramatically.
40, 000 Americans are diagnosed as HIV carriers each year.
Nearly a third of the 850,000 to 950,000 U.S residents living with HIV/AIDS are aware they carry the virus.
From 1981 to 2001, nearly one-third of all HIV infections are drug users and their sex partners.
单选题 Supposing 1 million leukemia cells were killed after 24 hours of exposure to radio waves, how many healthy cells would be killed under the same condition?
A North Korean and his colleagues have found two sound-sensitive genes in rice.
Plants have a sense of light.
Plants have a sense of touch.
Plants can taste.
will review and discuss scientific guidance for food and fiber production.
will respond to all kinds of concerns about the environment.
will help identify emerging issues in the broad areas of agricultural biotechnology.
will focus on the applications of biotechnology to food and fiber production.