Nearly 1,000 people are presumed dead as chances______of finding more survivors from the s
A.bubble
B.dwindle
C.sway
D.shiver
A.bubble
B.dwindle
C.sway
D.shiver
A、between 18.9 million and 21.5 million
B、between 28.9 million and 21.5 million
C、between 28.9 million and 31.5 million
D、between 28.9 million and 41.5 million
Listen carefully and fill in the missing information. 音频2 Drug development is the process of bringing a new pharmaceutical drug to the market once a lead 1_____ has been identified through the process of drug discovery. It includes pre-clinical research on 2_____ and animals, clinical trials on humans, and may include the step of obtaining regulatory approval to market the drug. The full cost of bringing a new drug to market – from discovery through 3_____ trials to approval – is complex and controversial; typically it is hundreds of millions or billions of U.S. dollars. Candidates for a new drug to treat a disease might theoretically include from 5,000 to 10,000 chemical compounds. On average about 4_____ of these will show sufficient promise for further evaluation using laboratory tests, mice and other test animals. Typically, about 5_____ of these will qualify for tests on humans. 1.
A、He has a fear of high speed.
B、He hates the flight delay.
C、He is worried about the danger.
D、He feels tired during flight.
A、She has only seen sharks in movies.
B、She used to live near the sea.
C、She likes snakes and spiders.
D、She gets close to sharks easily.
A、You can try to practice your language with them.
B、Some of them may show you the wrong way.
C、You may be rejected by some of them.
D、People will tell you something more than the direction.
A、It is common.
B、It seldom happens.
C、It only happens to travelers.
D、It is a pleasant experience.
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