part a.
1. c
2. a
3. d
4. b
5. a
6. a
7. d
8. d
9. a
10. c
11. c
12.b
13. d
14. a
15. b
part b.
1. We heard they were speaking English.
2.I expected her to win the competition.
3. Kate saw him walked away.
4. Mother noticed that we were playing in the street.
5. Tom wanted Tim to make a cup of tea.
1. deer
2. geese
3. oxen
4. fish
5. swine
1. hot - hotter - hottest
2. comfortable - more comfortable - most comfortable
3. untidy — untidier — the untidiest
4. simple — simpler — simplest
5. terrible - more terrible - most terrible
part c.
1. When we lived with our grandmother, we usually ate oatmeal for breakfast.
2. When was the last time you went to the library?
3. The plant will grow better if it is warmer.
4. I will be preparing for exams at this time tomorrow.
5. Mary will be sixteen tomorrow.
6. She is going to have a party. Will you show up?
7. I was forced to do all the work again.
8. I didn't expect him to change that way.
9. Do you prefer fruit or ice cream for dessert?
10. By the time Mom returned, we had already learnt new words.
11. My father went to school to talk to a teacher yesterday.