题目内容
（请给出正确答案）
A．infect
B．infecting
C．infected
D．being infected
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更多“The disease spread very quickl…”相关的问题
A. delivered
B.transferred
C.infected
D.spread
A、volt
B、wrapped
C、trapped
D、deserted
A.illness
B.hazard
C.disease
D.disadvantage
A.The mumps is
B.Mumps are
C.Mumps is
D.The mumps are
A.That was from John
B.It was John that
C.It was from John that
D.It was John whom
A、resist
B、insist
C、assist
D、disease
4. Finding Early Signs of Mad-Cow Disease(5分)
Disease damage: This microscopy image shows brain tissue damaged by Creutzfeldt-Jakob (可不译，照搬) disease. Researchers have made a list of blood proteins that act as early indicators of a group of diseases including bovine spongiform. encephalopathy (BSE), also known as mad-cow disease. The human form. of BSE, a fatal degenerative neurological disorder, called Creutzfeldt-Jakob disease
Biotech pioneer: Leroy Hood, president and cofounder of the Institute for Systems Biology, in Seattle, invented several tools, including the automated DNA sequencer that helped make it possible to sequence the human genome. Now, biotech pioneer Leroy Hood explains how Systems Biology will impact medicine.
Why might the increasing number of whales cause problems with their health？
A．There's not enough room for them in Alaska.
B．There may not be enough food for them in Alaska.
C．They get pushed ashore.
D．There are more whales to spread disease.
