When was it built?

　　另外，cover… with…为主动形式，意思为“用……覆盖”。例如：

　　The beautiful girl often covers her face with her hands.

　　那美丽的姑娘经常用手捂着脸。

　　10. It was founded on October 1, 1949.

　　它是1949年报0月成立的。

　　found  vt.创立，创办，它与find的过去式和过去分词相同，注意在句中的区别。found的过去式和过去分词是在其后加-ed，即：

　　find（寻找）                   found             found

　　found（成立，建立）      founded          founded

　　例如：

　　Mr. Wang is going to found a new factory near our factory. He was very busy this morning. His lost coat was found under the bed at last.

　　王先生准备在我们工厂附近创办一家新工厂。今天早上他很忙，他丢失的上衣终于在床下找到了。

　　11. It’s interesting, isn’t it?

　　它有趣，是吗？

　　interesting和interested都来源于名词interest，interesting可作表语和定语，主语常指物；interested作表语，主语常指人，常构成be (become) interested in… 对……感兴趣。类似的词还有surprising和surprised。

　　surprising和surprised都是由surprise变换而来的，前者有主动含义，后者有被动含义，surprising的主语通常是物，而surprised的主语通常是人。Be surprised at + n. (v. + ing) 对……感到惊讶，be surprised后还可接不定式和that引导的从句。例如：

　　(1) The news from the girl is very surprising. She said that dull film was interesting.

　　从那个女孩那儿得来的消息非常令人吃惊。她说那个无聊的电影很有趣。

　　(2) The students were very interested in dinosaurs when they visited the museum. They were surprised at seeing the teacher in front of them. Do you know why they surprised to meet their teacher in the museum?

　　学生们在参观博物馆时对恐龙很感兴趣。他们很惊讶地看见老师就在他们前面。你知道在参观博物馆时，为什么他们对遇见老师感到很惊讶吗？

　　12. When the bowl was filled with hot water, the wine would get warm.

　　当碗里装满了热水，酒就会变热。

　　Be filled with      （某物）被装满……，

　　其主动式为fill… with…   把……装满……。例如：

　　When the room was filled with the smoke, we were filling the hole. The hole was filled with sand at last.

　　房间里弥漫着烟雾时，我们正用填洞。最终这个洞被沙填上了。

　　另外，类似的短语录还有be full of：意思是“充满……”表示状态。

　　The bottle is full of milk.

　　这个瓶装满了牛奶。

　　The garden is full of sheep.

　　园子里到处是羊。

　　13. Have you used / worn it a lot?

　　你经常用 / 穿吗？

　　这里的a lot相当于often，表示经常，在句中做状语录。另外，a lot常单独使用，成为句子的一个成分，在句中可作主语、宾语或状语，意思是“很多，非常”。例如：

　　(1) Thanks a lot (= very much)!（作状语）

　　多谢！

　　(2) We can learn a lot (= much) from the workers.

　　（作宾语）我们能从工人们那里学到很多东西。

　　(3) A lot (= much) has been done about the thing.

　　（作主语）关于这件事已经采取了许多措施。

　　(4) It is a lot (= much) colder today.

　　（作状语）今天冷多了。

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