Ответ:

1.taller

2. worse

3.the coldest

4.cuter (вроде бы так)

5. the most beautiful

6. The hottest

7. the largest

8. bigger

9.better

Ответ:

2) 1. My mother is taller than her sister. = Моя мама выше своей сестры.

2. Tom felt worse yesterday than the day before. = Вчера Том чувствовал себя хуже, чем позавчера.

3. The winter is colder in New York. = В Нью-Йорке зима холоднее.

4. This doll is cuter than that one. = Эта кукла милее, чем та.

5. Ann is the most beautiful girl I have ever met. = Энн является самой красивой девушкой, которую я когда-либо встречал.

6. The hottest summer is in Miami. = В Майами самое жаркое лето.

7. Blue whales are the largest animals ever lived on Earth. = Голубые киты - самые большие животные из когда-либо живущих на Земле.

8. My living room is bigger than the bedroom. = Моя гостиная больше спальной.

9. Italian food is better than American food. = Итальянская еда лучше, чем американская.

3)

Have to

1. I have to get up early in the morning.

2. I have to help with household chores.

3. Students have to do their homework every day.

4. My little sister doesn't have to go to school because she goes to the kindergarten.

5. Mary has to travel a long way to her office.

Don't have to

1. I don't have to do cook dinner every day, this is my mother's duty.

2. Bears don't have to hunt for food in winter because they go into hibernation.

3. He doesn't have to work at weekends.

4. Father doesn't have to fix the TV, we called the repairman.

5. Nowadays we don't have to go to the library to get the book we want, everything can be found online.