The dog is so fluffy! - Yes. I ... her for half an hour. 1 brushed
2 have brushed
3 have been brushing
4 had brushed

If we ... the boy,he will have many problems.

1 not help
2 will not help
3 don't help
4 didn't help​

1. this man is taller than that one. 2. asia is larger than australia. 3. the  volga is shorter than the mississippi. 4. which building is the highest in  moscow? 5. mary is a better student than lucy. 6. the alps are higher than the  urals. 7. this garden is the most  beautiful in our town. 8. she speaks italian better  than english. 9. is the word “newspaper” longer than the word “book”? 10. the  thames is shorter than the volga. 11. the arctic ocean is colder than the indian  ocean. 12. chinese is more  difficult than english. 13. spanish is easier than  german. 14. she is not so busy as i am. 15. it is as cold today as it was  yesterday. 16. she is not so fond of sports as my brother is. 17. today the  weather is colder than it was yesterday. 18. this book is the most  interesting of all i  have read this year. 19. january is the coldest month of the year. 20. my sister  speaks english worse than i do. 21. which is the hottest month of the year? 22.  which is the most  beautiful place in this part of the country? 23. this nice-looking  girl is the best student in our group.