单项选择题

With the development of sophisticate instruments, earthquake will become predictable.

A．advanced
B．delicate
C．dedicated
D．difficult
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单项选择题
A．forB．afterC．toD．by
A．for
B．after
C．to
D．by
单项选择题
The example of Washoe being sent to fetch an apple which is in another room indicates that ______.
A．chimps may have more than one way to fetch food
B．chimps can associate one sign with another in a meaningful way
C．chimps can learn the signs of ASL, the American Sign Language used by the deaf
D．chimps have their particular ways for finding what they want
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