答案：B put up “建造”的意思，根据句意应该用被动。
(2)______ in 1636, Harvard is one of the most famous universities in the USA.
A. Being founded B. It was founded
C. Founded D. Founding
答案：C 过去分词短语作状语，放于句首。相当于Because it was founded in 1636,
5.turn off the lights关掉电灯
Please turn off the lights because I can't sleep with lights on.
请关掉电灯，因为灯开着我睡不着。
拓展：
(1)turn off 关（水、煤气、电灯等）
(2)turn off 拐弯，令人讨厌
(3)turn on 开水、煤气、电灯，它还有“攻击”之意
运用：选择填空
The dog suddenly ______me and bite me on the leg.
A. turned on B. turn to C. turned off D. turn off
答案：A turn on 开水、煤气、电灯，它还有“攻击”之意。
6. leave sth for sb 为某人留下某物
www.yf1234.com leave sth for sb 相当于leave sb sth
Please leave the cake for him.
请把这块蛋糕留给他。
拓展:
(1) leave sp for sp 离开某地前往某地
(2) leave sth to/with sb 把某物交托给某人
(3) leave sth aside 不考虑某人，将某事放置一边
(4) leave sb behind 超越某人
(5) leave sth off 不把……列入，漏掉某物
运用：选择填空
He is ____Beijing _____Shanghai tomorrow.
A. leave; for B. leaving; for C. leave; to D. leaving; to
答案：B leave sp for sp 离开某地前往某地。
二. 重点句型
1. while conj.
拓展：
(1)表对此的“而，却”
He likes music, while his brother likes sports.
(2)表示“尽管，虽然”相当于though/although
While they are twins, they have nothing in common.
(3)表时间 “当……时候”（从句的谓语动用延续性动词）
I was doing my homework while my mother was watching TV.
(4)表条件的“只要”=as long as 注意：常用在肯定句中。
While there is water, there is life.
运用：选择填空
(1)____ modeling business is by no means easy to get into,
the good model will always be in need.
A. while B. when C. As D. If
答案：A while 表示“尽管，虽然”相当于though/although
(2)--I am going to the post office.
--_____you are there, you can get me some stamps.
A. As B. While C. Because D .If
答案：B While表示“当……时候”，从句的谓语动用延续性动词。
2.with的复合结构
With +n +形容词/副词/介词短语/不定式/现在分词/过去分词
高一英语Christmas教案