问题
选择题
.
On cold mornings, after washing your hair, you’d better dry it ______ using a hairdryer.
A．on
B．up
C．out
D．at
答案
答案：C
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.
On cold mornings, after washing your hair, you’d better dry it ______ using a hairdryer.
A．on
B．up
C．out
D．at
答案：C