Beethoven was not birth deaf. He began to go deaf, _____ he grew older.A．whenB．w_刷题宝

题干

Beethoven was not birth deaf. He began to go deaf, _____ he grew older.

A．when

B．while

C．as

D．since

上一题下一题 0.64难度单项选择更新时间:2015-03-26 06:26:18

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