请各位帮我看看这两空填什么单词!1.Each time ______ they met,they would talk long hours together.2.The direction ______ a force acts can be changed.

来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/23 08:51:48
请各位帮我看看这两空填什么单词!1.Eachtime______theymet,theywouldtalklonghourstogether.2.Thedirection______aforceact

请各位帮我看看这两空填什么单词!1.Each time ______ they met,they would talk long hours together.2.The direction ______ a force acts can be changed.
请各位帮我看看这两空填什么单词!
1.Each time ______ they met,they would talk long hours together.
2.The direction ______ a force acts can be changed.

请各位帮我看看这两空填什么单词!1.Each time ______ they met,they would talk long hours together.2.The direction ______ a force acts can be changed.
http://zhidao.baidu.com/question/181946860.html
http://zhidao.baidu.com/question/49622138.html

1、when 2、of