《2025年情景导学高中英语选择性必修第四册外研版》

3 The 500-metre dish of the “Eye of Heaven”,as it is known,is being used in the search for dark matter,thought to be composed of subatomic particles invisible to ordinary telescopes. 众所周知,这个被称为“天眼”的 500 米口径巨盘用于探寻暗物质。暗物质被认为由亚原子粒子组成,一般望远镜是观测不到的。
名师点拨
本句是一个复合句。as it is known 是 as 引导的从句,意为“众所周知”；thought to be composed of subatomic particles 是过去分词短语作后置定语,修饰 dark matter；invisible to ordinary telescopes 是形容词短语作后置定语,修饰 subatomic particles。
(1) be composed of
读句入境
Every substance,no matter what it is,is composed of very small particles. 各种物质,不论它是什么,都是由很小的粒子构成的。
The entire universe is made up of different kinds of matter. 整个宇宙是由不同种类的物质构成的。
The relief supplies consist mainly of food and medicines. 救济物资主要包括食物和药品。
归纳小结
由……组成$ \begin{cases} ①be \quad\quad composed of \\ ②be made \quad\quad up of \\ ③consist \quad\quad of \end{cases}\quad\quad $
高考链接
根据汉语提示完成句子
A team of researchers trained three rhesus monkeys to associate 26 clearly different symbols,which are composed of (由……组成) numbers and selective letters,with 0 - 25 drops of water or juice as a reward.
(2) invisible
读句入境
The lines were so finely etched as to be invisible from a distance. 这些线条蚀刻得如此精细,离远点都看不出来。
The microscope enables us to see organisms invisible to the naked eye. 显微镜使我们能够看到肉眼看不见的有机体。
The rain had stopped and one or two stars were visible over the mountains. 雨停了,山上的天空可见一两颗星星。
归纳小结
① invisible adj. 看不见的→visible adj. 看得见的,可见的
② invisible to ……所看不见的
微语法填空
The Internet is believed to be (be) a huge part of many people’s daily lives. In order to keep our social media profiles private,we should make them invisible (visible) to strangers who may contact us online or get hold of our information. In other words,we should choose an option that makes our profiles visible to only ourselves or our families and friends.

答案：
(1)[归纳小结] ①composed ②up of ③of [高考链接] are composed of
(2)[归纳小结] ①invisible; visible ②invisible to [微语法填空] to be; invisible; to