Ex1
7 the most useful
9 the noisiest
10 the cleverest
Ex2
1 Ryan is less confident than Janet
2 Vicky is the least intelligent of the three girls
3 Donna's house is the least spacious of the three
4 Clare's flat is not as cramped as Haret's flat
5 Annie lives in a less area than Jess and Maisy's area
6 My car is not as big as yours
7 There are fewer people on the beach now
8 Flats are usually not as expensive as houses
9 The weather is becoming hotter and hotter
10 This is the least spacious hotel room I have stayed
11 The more you spend on the flat, the more valuable it becomes
12 The rent was higher than I thought
13 Susan doesn't sing as beautifully as Mary
14 This is the most romantic story I have ever read
15 This is the prettiest girl I have ever met
Ex3
1 D
2 D
3 D
4 D
5 B
6 B
7 B
8 D
9 D
10 B
11 A
13 C
13 C