2. Work in teams of three. Make as many words as possible using the prefixes re-, dis-, over-, sub-, en-, up- . Compare as a class.

-cover	-load	-connect	-assemblies	-large	-source	-grade	-play
-cycle	-able	-courage	-furbish	-night	-mantle	-scribe	-come

3. Study the sentences below and check the rules that they follow.

• Highly toxic chemicals are used for etching silicon chips in some microelectronic companies.

• Why can’t they be adapted for use in schools and colleges?

• Manufacturers redesign their products so that they can be more easily recycled.

• The ICEER has been formed to draw up a set of principles for the disposal of computers.

• A lot of companies throw out computers when they are still working in order to get a more efficient or faster model.

Expressing purpose with to, in order (not) to, so that and for

To express purpose

• We use to and in order (not) to plus an infinitive when the subject of the main clause and the clause of purpose are the same.

• In order (not) to is more formal than to .

• We can use so that both when the subject of the main clause and the clause of purpose are the same and they are different.

• We often use so that with can, could or other modal verbs and the main verb.

• We use for with a noun or a gerund.

4. Match two halves to make sentences.

	Many electronics recyclers simply collect equipment and do initial disassembly, then contract with others			so that they won’t explode scattering shards of glass and other materials.
	Most recyclers charge fees			to protect our environment.
	A bout 50 percent or more of the United States' used computers, cellphones and TVs sent to recyclers are shipped overseas			in order to determine the measures aimed at a 6% reduction in greenhouse gas emissions.
	A reasonably new computer should be refurbished Cathode ray tube (CRT) monitors, should			to build a new incinerator in an area of countryside near our city.
	be disposed properly			to process equipment.
	We must create ways to recycle			for materials recovery.
	Make sure the reuse organization is accepting donations			for recycling.
	The Kyoto Protocol Target Achievement Plan was established			so that its owner could sell at nearly give-away prices.
	I am strongly against the government’s plans			for local reuse, and not sending them overseas.

Functional language:

Expressing opinion

In our opinion …

First of all, …/ Then, …/Next, …

Moreover, …

Furthermore, …

The greatest advantage of …

The disadvantage of this way is

that …

To sum up, …

In conclusion …

Speaking

1. Work in groups of four-five. Discuss what you or your friends usually do with your old electronic devices.

2. Suggest and discuss any other means that can reduce hazardous effect of the computer revolution. Share your ideas with the rest of the class. Explain pros and cons of the suggested solutions.

Listening

1. The verbs in A are in the text you are going to listen to. Match each verb in A with its definition in B.

A	B
demanufacture	to restore sth to good condition that is broken, damaged or torn
break down	to bring sth back to a former condition
donate	to repair and clean a device in order to make it more attractive, like new
refurbish	to treat substances or devices with chemicals in order to separate raw materials
repair	to destroy or divide sth into parts in order to analyze it or make it easier to do
restore	to take goods to pieces in large quantities using machinery
reuse	to treat things that have already been used so that they can be used again
recycle	to use sth again
process	to give money, food, clothes, etc. to sb/sth, especially a charity

2. Listen to a recycling supervisor at Environmental

Study help

The process diagrams or flowcharts allow you to visually represent methods, processes, steps, or stages that describe how events occur.

Protection Agency describing the work of electronic waste recycling centre. As you listen complete the diagram of the recycling process.

How E-Waste Recycling Works

Reading

1. Read the text and summarize the information in the form of a diagram.