问题
选择题
A lot of people find it useful to have a phrasebook when they travel to a country _____they don’t know the language．
A．where
B．when
C．why
D．which
答案
答案：A
考查定语从句。句中先行词为country，在定语从句中作地点状语，故用关系副词where，选A。
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