摘要： 复合结构 e.g. It being a holiday, the library isn’t open. 这天是假日.图书馆不开门. They will send you the book for $2.50, postage included. 他们将把书寄给你.书价2.50美圆.邮资在内.

网址：http://m.1010jiajiao.com/timu_id_3861939[举报]