Source: 恒星英语学习网我要投稿 论坛 Favorite
迅雷高速下载 音频下载[点击右键另存为]重点讲解：1. be able to do sth. 可以…的，能够…的；
He may be able to leave hospital early next week.
他下周初也许就可以出院了。
2. go out 外出交际；外出娱乐；
The children have stayed at home for a whole day, just let them go out for fun.
孩子门一天没出门了，让他们出去去玩一会吧。
3. even though 即使；尽管；纵然；
You can keep your word even though this may not always be easy to do.
你应该做到言出必行，尽管这很不容易做到。
4. as well 也；还；
The sea water was as blue as the sky , and it was very clean as well.
海水的颜色是如同天一般的蓝色，也十分的透明。