1.Where have you been?
你去了哪里?
2.I have been to Mount Huang with my parents.
我和我父母去了黄山。
3.Great changes have taken place there.
那里发生了巨大的变化。
4.My hometown has become more and more beautiful.
我的家乡变得越来越漂亮了。
5.Where has she gone?
她去了哪里?
6.She has gone to Cuba to be a volunteer.
她去古巴做志愿者。
7.Have you seen her this morning?
你今天早上看到她了吗?
8.There goes the bell.
铃声响了。
9.disabled 残疾的 Africa 非洲 keep in touch with… 跟…保持联系
10.communication 通讯 report 报告 relative 亲属