根据句意及首字母提示补全单词
We s＿＿ the floor just half an hour ago.
Some t ________ like surfing the Internet very much
Karen b＿＿＿＿　a storybook from one of her friends.
Our teachers are having a m＿＿＿＿＿in the teachers' office.