单项选择题

The most obvious and rapid change in the development of a language takes place in the area of______.

A. pronunciation
B. vocabulary
C. grammar
D. speech
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单项选择题
Simonyi helped design both Microsoft Word and Excel programs before leaving to form his own company in______.
A．1960
B．1981
C．1993
D．2002
单项选择题
Three British soldiers were killed in______.
A．the tanker attack
B．a fighting happened in a Shia city
C．a blast happened in al-Amarah
D．the battle with Shia gunmern
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