根据中文意思完成句子。
(1)你为什么不查查字典呢?
____ look up the words in your dictionary?
(2) 他差不多和他父亲一样高了。
He is almost____ his father.
(3)你看起来不高兴,怎么啦?
You look unhappy. ____ you?
(4)养成良好的学习习惯是重要的。
____ good learning habits.
(5) 李刚帮妈妈做完家务才做作业。
Li Gang____ the housework.