题目内容：

根据句意、首字母或汉语意思完成单词

1.When you smile or laugh, your body ____________ (放松).

2.We can usually type（打字）words into the computer with a_______（键盘）．

3.The frog was too tired and it rested at the_______（底部）of the well.

4.How long can I _________ the book?  (借)

5.Do you know when the_______（国际的）meeting will be held in Shanghai?