介绍:
Day17
1这里不许吸烟。
You are not allowed to smoke here.
2我们之间的关系很好。
There is a good relation between us.
3语言是交际的工具。
Language is an instrument for communication.
4我的妹妹凡事都要和我争论一番。
My sister argues with me on everything.
要点：
①allow sb to do sth允许某人做某事
②-ion为常见的名词后缀，帮助构成名词。表示“动作、状态或物品”
③argue with sb与----争论
