1. if i / have a warm jacket / i / not be/ cold2. if those trainers / not be / so expensive / i / buy / them3. every one / look / the same / if / we all / follow / the latest fashion4. i / wear / old - fashioned clothes / if / i / know / where to buy them5. i / not buy / clothes / if / not suit me

41
While she was ice-skating, Eva B on the
icy surface and broke her leg.
B slipped 
42
If Mary is too busy to help Paul and Linda move house, they'll do it 
B themselves 
43
This is the beach my brother works as a
lifeguard.
A where 
44
As I was looking through some old photos, I came  
a picture of my grandfather in his army uniform.
C across
45
Tom's laptop him to go online and do his
work even when he's not in the office.
C enables
46
Larry is a very good athlete. He runs than
anyone else on the school team.
A more quickly 
47
Juan loves listening to English pop songs, even though he doesn't understand all the  
B lyrics 
48
If we don't reduce air pollution, acid rain will
continue to the trees and plants we need
for oxygen.
A burn 
49
Maria got to work yesterday, she checked
all her emails.
A As soon as 

Last night I felt tired and went to bed very early.

2 Where did you spend your holidays?

3 Have you ever spent your holidays in the Crimea?

4 While travelling in the Crimea, I met your friend.

5 I have never visited that place.

6 He visited that place last year.

7 I have just got a letter from Tom.

8 Have you taken any photographs while travelling in the south?

9 He was abroad five years ago.

10 Were you in the Caucasus last year?

11 They left England when he was still a child.

12 He hasn't come back yet.

13 Has he gone already?

14 When did you see him last?

15 I haven't seen him for ages.

16 His health has improved greatly since I saw him last.

17 Have you passed your driving test yet? - Yes, I passed it in May, but I haven't bought a car yet.

18 He has already moved. He found a nice flat before Cristmas and he has been there two years.

Объяснение: