单项选择题

According to Hahn, all the following increase the transmission of AIDS virus EXCEPT ______.

A．hunting and killing more chimpanzees.
B．more champ hunters moving to cities
C．people’s changed sexual behaviors.
D．travelling to more African countries.

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单项选择题

What does hinny mean in Newcastle

A．The sterile hybrid of a horse and a donkey.
B．A common term of cursing.
C．The local form of "hello".
D．A usual way of affection.

单项选择题

What does the word hip mean in this passage

A．It is derived from "hippie".
B．It means following the social fashion in the 1960s and 1970s.
C．It comes from a more recent useage.
D．It means" out - of - date slang".