(2)That sort of thing ____________ person ______ person. 那种事因人而异。
(3)Teachers should __________________ to make them more interesting. 为了增加趣味，教师应该使自己的课多样化。 various varies from to
vary their lessons
(4)There are ____________ cloth in the store. 这个店里有各种各样的布。
(5)______________ marine creatures live in the ocean. 海洋中生活着各种各样的海洋生物。 varieties of A variety of
2．amusement n. 消遣；娱乐(活动) amuse vt. 使发笑，使愉快；娱乐 amusing adj. 有趣的，逗乐的 amused adj. 感到快乐的 in amusement 开心地
to one's (great) amusement 令人感到(极)好笑的是 amuse sb./oneself by doing 通过做……来取乐 amuse sb. with sth. 用某物使某人高兴 be amused at/by 对……感到好笑
[即学即练2](1)__________________， the actor jumped on and off the
stage.
令我们感到有趣的是，那个演员在舞台上跳上跳下。 (2)Reading and seeing movies are among my _____________. 阅读和看电影是我的娱乐活动。
(3)The boys ________ themselves ________ drawing caricatures of their teacher.
男孩子们画他们老师的漫画像来取乐。 To our amusement amusements amused by
(4)We __________________ the storyteller's jokes. 听了讲故事者的笑话，我们感到很好笑。 (5)I had an ___________ experience last year.
去年我有过一次好笑的经历。 were amused at/by amusing
3．preserve vt.保护，维护，保存(以免受破坏)；保留 n．保护区
preserve sb./sth. from sth.保护……免受…… preservation n．维护；保护；保持；保养
[即学即练3](1)I think these traditional customs should ____________. 我认为应该保留这些传统习俗。
(2)They were determined to _________ their leader ______ humiliation(侮辱)。
他们决心保护他们的领导人免受侮辱。 (3)You can _________ meat or fish in salt. 你可以用盐保存肉或鱼。
(4)No hunting is allowed __________________. 在自然保护区内不许打猎。 be preserved preserve from preserve
in the preserve
4．advance v．前进；提前 n．前进，提升 advanced adj. 先进的，高级的
advance on/upon/toward... 向??推进/挺进