在下列各句的空白处填入一个最恰当的单词，使句子意思完整，语法正确。 1.The
题型：填空题
问题：
在下列各句的空白处填入一个最恰当的单词，使句子意思完整，语法正确。
1. The two boys look very_______. Maybe they are twins.
2. When my bike doesn't work, my father can______it.
3. We will think up some_______to solve the problem.
4. Could you please hand these books_______? We'll use them in class.
5. I think Uncle Zhang can help_______up the watch.