问题
选择题
It is difficult to between Mary and her younger sister
A．decide
B．distinguish
C．explore
D．express
答案
答案：B
词义辨析。 A．决定B．区别；辨别 C．探索 D．表达。句意：很难区别玛丽和她的妹妹。故选B。
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It is difficult to between Mary and her younger sister
A．decide
B．distinguish
C．explore
D．express
答案：B
词义辨析。 A．决定B．区别；辨别 C．探索 D．表达。句意：很难区别玛丽和她的妹妹。故选B。