重點(diǎn)講解：
1. be full of
有大量…的；滿是…的；充滿（某一情感或特質(zhì)）的；
eg. The papers are full of stories about the royals.
報(bào)紙上盡是些關(guān)于王室成員趣聞逸事的報(bào)道。
eg. He's always full of cheer in summer.
夏天他總是高高興興的。
2. be free to do sth.
隨意地或自由地做某事；
eg. He is free to do what he likes to do.
他可以為所欲為。
eg. Everyone is free to express himself.
每個(gè)人都可以暢所欲言。
3. Why don't you do sth.
Why don't you do sth?=Why not do sth? 為什么不……？表示“提供建議”；
eg. Why don 't you come over to our place one evening?
你何不找個(gè)晚上到我們這里來坐坐?
eg. The job is up for grabs. Why don't you apply now?
那工作誰都可以爭取，你怎么不現(xiàn)在就申請呢?