Ex1:
Dogs are intelligent but not (intelligent) .................................chimpanzees.
Daisy studies as (good).................................as David.
The teacher speaks English (fluently).................................than we do.                                
My mother has a soft voice, but my teacher's voice is (soft).................................than my mother's.
The weather this summer is even (hot).................................than last summer.
Lucy is clever, but Carol is (clever).................................than Lucy.                                                                                                    
Ex2.    
1. Lee talks to people more politely than Ben.
A. Ben doesn’t talk to people as politely as Lee.
B. Ben doesn’t talk to people politely as Lee.
C. Ben doesn’t talk to people more politely than Lee.
D. Ben doesn’t talk to people less politely than Lee.
2. No student in my class can run as fast as Jack.
A. Jack is faster than no student in my class.
B. Jack is the fastest runner in my class.
C. All students in my class don’t run faster than Jack.
D. No student in my class runs fast as Jack.
3. This question is harder than the last one.
A. The last question is not difficult.
B. This question is the most difficult one.
C. The last question is difficult but this one is more difficult. D. This question is hard but the last one is not.
4. As Elton John became more famous, it was more difficult for him to avoid reporters.
A. The most famous Elton John became, the more difficult for him to avoid reporters.
B. The more famous Elton John became, the more difficult it was for him to avoid reporters.
C. The more famous Elton John had become, the more difficult for him to avoid reporters.
D. The more Elton John became famous, the more difficult for him to avoid reporters.
5. Wecutdownmanyforests.TheEarthbecomeshot.
A. The more forests we cut down, the hotter the Earth becomes.
B. The more we cut down forests, the hotter the Earth becomes.
C. The more forests we cut down, the Earth becomes hotter.
D. The more we cut down forests, the Earth becomes hotter.
6. As he earned more money, Mike bought more clothes.
A. When Mike earned a lot of money, he bought more and more clothes.
B. The more money Mike earned, the better clothes he bought.
C. The more money Mike earned, the best clothes he bought.
D. The more money Mike earned, the more clothes he bought.