1.begin to 開始

The horns of some deer begin to shed.
有些鹿開始換角了。

But, when you are ready, begin to let people back into your life.
但是，當你準備好了，就開始讓人們重新進入你的生命。

2.sink into 陷入

I go back to them myself every few years, just to sink into their worlds, which are endlessly informative, stimulating, and convincing.
我隔幾年就會把它們重新閱讀一遍， 為的就是沉浸到他們的世界中去，從那里汲取廣博知識，鼓舞和信心。

But first impressions can be misleading, and if Yemen were to sink into a state of anarchy the implications for the Gulf region and beyond would be profound.
但是第一印象或被誤導，一旦也門陷入無政府狀態，對海灣及其它地區的帶來的連鎖影響將極為深遠。
3.pull down 摧毀，推翻；拉下來

Richard,can you pull down your pants?
理查德，你能脫下你的褲子嗎？

It holds 2.6 trillion of foreign-exchange reserves. Why should it pull down the system that has served it so well?
她擁有2.6萬億美金外匯儲備，怎么會推翻這個對她帶來諸多好處的系統呢？