How long does a snake sleep? It ______ for eighteen ______ a day.
A. sleep, hour
B. sleeps, hours
C. slept, hours
相关试题
---Good morning, Lingling.---- .
| A．Good afternoon, Miss zhou | |
| B．Good morning, Miss zhou | |
| C．Thanks | D．Fine |
找出下列单词中归类或读音不同于其他单词的一项。
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