Sayfa 15:
c:

1.Music, film, regilious, youth festivals are celebrated in the world.
2.The aims of the festivals are to gather people from different cultures and to unify people of the same culture.
3.According to the kind of the festival, the area is decorated customes are worn.
4.Yes İstanbul International film Festival, International İzmir Film Festival, Efes International Festival of culture and tourism, Marmaris International Yachting Festival…

Sayfa 16:
c:

1.T
2.F
3.F
4.T
5.F
Sayfa 16:

d bölümü:

1.d
2.e
3.b
4.c
5.a

Sayfa 19:

Reading & Speaking:

a bölümü:

A.4
B.3
C.2
D.1

d bölümü:

1.science
2.helth
3.space
4.music
Sayfa 20:

e bölümü:

1.c
2.a
3.d
4.b

f bölümü:

1.It is useful for the heart and arterier.
2.It has been around for 25 million years.
3.8000 people vvere infected with SARS.
4.The virus may spread more easily trough the air.
5.It searches for clues to Martian life.
6.It contains a computer, electronics and batteries.
7.She thinks that the result of the contest has been a good step for the career.

Let’s Practise:

a bölümü:

1.They have opened a lot of supermarkets.
2.They have built skyscrapers.
3.They have invented modern cars.
4.They have invented various mobile phones.

b bölümü:

1.since
2.for
3.since
4.for
5.since

c bölümü:

1.What has changed in Jane’s life?
She has married
How long has she been married?
For 8 years.

2.What has changed in Çağatay’s life?
He has become a lawyer.
How long has he been a lawyer?
For 10 years.

3.What has changed in Mrs.Right’s life?
She has retired.
How long has she retired?
Since 1994.
 
Sayfa 21:

d bölümü:

1.She hasn’t seen her classmates since 1994/for 12 years.
2.Her uncle has been in India since 1995/for 11 years.
3.Her aunt has been married since 1998/for 8 years.
4.She has had a pet since 2002/for 4 years.
5.She has had a new mobile phone since 2003/for 3 years.