The phenomenon of migration in human hookworm is seen in
A、Necator americanus
B、Ancylostirm duodenale
C、Ancylostoma brasiliense
D、Ancylostoma caninum
A、Necator americanus
B、Ancylostirm duodenale
C、Ancylostoma brasiliense
D、Ancylostoma caninum
The Renaissance was a European phenomenon originated in ______.
A.France
B.Britain
C.Italy
D.Spain
This phenomenon still has many of them wondering their heads.
A.fidgeting
B.meditating
C.worrying
D.scratching
This article deals with the natural phenomenon which()most interesting to everyone.
A. are
B. is
C. they are
A.culture is human specific
B.culture is general and abstract
C.culture is a national phenomenon
D.culture is a historical phenomenon
[l]is pronounced differently in "lead" and "deal", this phenomenon is called
A.free variants.
B.allophony.
C.phonetic similarity.
D.assimilation.
It can be reasonably inferred from the passage that ______.
A.the "hacker" phenomenon exists only at university computer centers
B.university computer centers are open to almost everyone
C.university computer centers are expecting outstanding programmers out of the "hackers"
D.the "hacker" phenomenon is partly attributable to the efficiency of the computer centers
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