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更多“Scientists have established a_…”相关的问题
A.within
B.scientists have
C.out what
D.is
(Leading) scientists are often the (kinds of person) who (have enjoyed) intellectual challenges (all their lives).
A．Leading
B．kinds of person
C．have enjoyed
D．all their lives
A．little
B．much
C．some
D．any
A. what
B. that
C. which
D. where
Up to now scientists have not found how to ______ patients of that disease.
A．cure
B．treat
C．deal with
D．get rid of
The article does not say whether the scientists' experiments with dogs have ______.
A．benefited animals other than dogs
B．served man
C．helped other dogs
D．contributed to medical knowledge
This is an important problem _______ too few social scientists have researched. A. which B. that C. into that D. into which
Which of the following is mentioned in the passage？
A．Future computers can see things as human beings do
B．Future computers will be designed to have hearing ability
C．The life of the blind and deaf will be easier with the help of computers
D．A person who has lost feeling can still have a near-normal brain provided by scientists
A．that
B．which
C．what
D．where
The article does not mention whether the scientists' experiments with dogs have ______.
A．benefited animals other than dogs
B．served man
C．helped other dogs
D．contributed to medical knowledge
