自考《英语（一）》试题练习：before作连词的用法（12.25）
单选题
1.[2011.7]You have to pass the test_______you can get the driving license.
A.if
B.as
C.while
D.before
编辑推荐
单选题
1.[2011.7]You have to pass the test_______you can get the driving license.
A.if
B.as
C.while
D.before
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