I.词语辨析
1. throughout / all through / all over
throughout：整个……，后面既可接时间，又可接地点。
e.g. He lived a simple life throughout / all through his life.
People throughout / all over the country cheered at the news.
all through：整个、在……中始终，后接时间。
e.g. She lay awake all through t he night.
He stayed indoors all through the week.
all over：整个、遍及……，后接地点。
e.g. I have friends all over China.
The news is known all over the city.
2. confusing / puzzling
