问题
选择题
.
The bus hasn’t yet______, although it should have arrived here half an hour ago.
A．turned on
B．turned off
C．turned up
D．turned down
答案
答案：C
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.
The bus hasn’t yet______, although it should have arrived here half an hour ago.
A．turned on
B．turned off
C．turned up
D．turned down
答案：C