HOMEWORK. Put the correct words from the table below in the above article

Put the correct words from the table below in the above article.

LANGUAGE

Scientists in the USA say they are a (1) ____ closer to developing materials that could make people invisible. Researchers at the University of California have found a way to (2) ____ humans and objects using special materials that redirect light around things. The (3) ____, led by Professor Xiang Zhang, were published in the journals ‘Nature’ and ‘Science’. Zhang works at the Nanoscale Science and Engineering Centre at the university. His team developed a set (4) ____ artificial “meta-materials” on a microscopic scale that is measured in billionths (5) ____ a metre. The researchers said the special “fishnet structure” of the nano-sized objects do not absorb or reflect light, which makes them (6) ____ invisible. They compared the light to “water flowing around a rock".

The new discovery is a huge step forward (7) ____ earlier technology that only allowed the concealing of two-dimensional objects. In the future, scientists could make “invisibility clothing” to hide people and large objects. However, scientists are still a long way (8) ____ designing and manufacturing invisibility cloaks. The U.S. military is (9) ____ interested in developing this idea to bring the technology to the battlefield. The U.S. Army Research Office (10) ____ part of Dr. Zhang’s research. The technology could also lead to more powerful microscopes that are (11) ____ to look more closely at living cells and even tinier objects. This means scientists could look at how viruses are formed and how they (12) ____.

1.	(a)	ladder	(b)	steps	(c)	stair	(d)	step
2.	(a)	cloak	(b)	croak	(c)	choke	(d)	coke
3.	(a)	finding	(b)	findings	(c)	funding	(d)	find
4.	(a)	by	(b)	for	(c)	of	(d)	with
5.	(a)	by	(b)	for	(c)	of	(d)	with
6.	(a)	seems	(b)	seem	(c)	seam	(d)	seams
7.	(a)	with	(b)	by	(c)	for	(d)	from
8.	(a)	from	(b)	by	(c)	with	(d)	for
9.	(a)	extreme	(b)	extremely	(c)	extremity	(d)	extremes
10.	(a)	find	(b)	fund	(c)	funding	(d)	funded
11.	(a)	capable	(b)	ability	(c)	able	(d)	capability
12.	(a)	grow	(b)	growth	(c)	grown	(d)	growing

WRITING:

Write about invisibility for 10 minutes. Correct your partner’s paper.

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1. VOCABULARY EXTENSION: Choose several of the words from the text. Use a dictionary or Google’s search field (or another search engine) to build up more associations / collocations of each word.

2. INTERNET: Search the Internet and find out more about Professor Zhang’s research. Share what you discover with your partner(s) in the next lesson.

3. DISCOVERIES: Make a poster about the new technologies scientists will be working on in the year 2100. Show your work to your classmates in the next lesson. Did you all have similar things?

4. INVISIBLE: Write a magazine article about the invisibility cloak. Include imaginary interviews with two very different people who bought one. What did they do with it?

Read what you wrote to your classmates in the next lesson. Write down any new words and expressions you hear from your partner(s).

5. LETTER: Write a letter to Professor Xiang Zhang. Ask him three questions about his research. Make three suggestions on what he should work on in the future. Read your letter to your partner(s) in your next lesson. Your partner(s) will answer your questions.

6. DIARY / JOURNAL: You bought an invisibility cloak. Write about what you have done with it. Read your entry to your classmates in the next lesson.

Дата добавления: 2015-01-03