Module 4Unit 2

Focus on language 7

Size: semi- mini- micro- mega

Location: inter- super- extra- trans- peri- sub-

Time and order: pre- fore- post- tri- multy- oct-

Number: mono- bi- dec-

Other: auto co- hydro- photo- aero- tele-

Focus on language 8

f

g

j

h

a

c

e

d

Reading 2

c	k	j	a	g	n	d
i	e	m	l	h	b	f

Listening 3

F

T

F

T

T

F

F

T

T

Module 4 Unit 3

Task 2

a) invention	b) theoretical	c) scientist
d) development	e) chemical	f) observation
g) mathematician	h)exploration	i) measurements
j) discovery	k) application	l) accomplishment
m) multiplication	n) investigating

Task 7

The answer is 5

Module 5 Unit 1

Reading

Comprehension check 1

a) huge b) affected by c) tiny d) dissolve e) major

f) contamination g) damage h) contributes to i) neutralize

j) extent k)exhausted l) grave m) total n) extensive

o) consequences p) issue q) cramble

Focus on language 2

a) developing b) increasing c) endangered d) extinct

e) contaminants f) harmful g) declining h) reactive i) damaged

Focus on language 4

a) ,which	d) , which	g) what
b) that	e) what	h) ,which
c) what	f) which/that	i) , which

Listening 2

Debris is the remains of something that has been destroyed or broken up

Trash is worthless material that is to be disposed or a worthless or contemptible person

Litter objects strewn or scattered about; scattered rubbish

Waste any materials unused and rejected as worthless or unwanted (especially left over after the completion of a process)

Module 5 Unit 2

Reading

Comprehension check 2

1. improving

2. worry

3. waste

4. manufacturers

5. encourage

6. reduce

Comprehension check 3

1. throw out

2. dangers

3. persuade

4. lack for

5. burning

6. supports

7. discard

Focus on Language 1

VERB	NOUN
to recycle	a recycler, recycling
to environ	environment
to generate	generation
to pollute	pollution
to encourage	encouragement
to combine	combination
to introduce	introduction
to develop	development
to require	requirement
to produce	production
to equip	equipment

Focus on Language 2

discover

upload

disconnect

enlarge

recycle

overnight

resource

upgrade

disable

subassemblies

dismantle

encourage

discourage

overcome

subscribe

Focus on Language 4

f

e

b

h

a

g

i

c

d

Listening 1

1) e

2) f

3) d

4) i

5) b

6) a

7) h

8) g

9) c

Listening 2