Анг Анг! ">

1. i exercise regularly in summer but more to do in winter. 2. she usually walks slowly but now she is walking even   faster . 3. nina speaks loudly but mary speaks even   louder . 4. he runs fast, than other boys. 5. i don’t sleep enough, less   than 8 hours. 6. he behaves badly, than other boys. 7. i smile often, more than my sister. 8. peter lives far from school, but ann lives closer .

я думаю, что  4 и в 6 предложениях ничего изменять не надо. может я ошибаюсь.

1. meet

2. support

3. were arguing

4. contists

5. will pass

6. has

7. will explain

8. appoints

1-с, т.к. после who ставится is, но т.к. есть last sunday как показатель прошедшего времени ставим was.  2-а, т.к they-множественное число, из предложенных вариантов подходит только а)) 

1.   consult

2.   took part

3. passed

4. he is studing

5.   e  s goint to graduate 

6. come

7. we haven't gone