UNIT-3

U3-ex6.
unfriendly # friendly
dirty # clean
awful # wonderful
lousy # clear
horrible # delicious
crowded # quiet
disgusting # fabulous
cloudy # sunny
filthy # enjoyable
U3-ex9.
1.go on holiday/on trip 4.go for a walk
2. do some shopping 5.do some sightseeing
3. take a holiday 6.go skiing
U3-ex10.
1-b 2-a 3-d
4-f 5-c 6-e
U3-ex11.
1.was having,was stealing
2.has been repaired
3.has been lying
4.were exploring,was appearing
5.was skiing,was breaking
6.has been working
U3-ex13.
1.ago
2.for
3.ever
4.never
5.since
6.already
7.yet
8.while
9.when
10.so far
U3-ex14.
1.We haven`t been fishing since last summer.
2.It`s the first time she has eaten Chinese food.
3.How long is it since he went to Naples?
4.We haven`t eaten out for a long time.'
5.He hasn`t been to Delhi for 5years.