题目内容：
请在（4）处填写正确答案。
A．That's because kids who are anxious about wetting the bed may not sleep much or only very lightly. B．Just like you may have inherited your mom's blue eyes or your uncle's long legs, you probably inherited bedwetting, too.
C．Trying to wake up someone who wets the bed is often like trying to wake a log--they
just stay asleep.
D．It's something you can't help doing.
E．But you are not alone.
F．The good news is that almost all kids who wet the bed eventually stop.
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