Ответ:

1.He quickly reads a book. (adverb)

2.Mandy is a pretty girl. (adjective)

3.The class is terribly loud today. (adverb)

4.Max is a good singer. (adjective)

5.You can easily open this tin. (adverb)

6.It's a terrible day today. (adjective)

7.She sings the song well. (adverb)

8.He is a careful driver. (adjective)

9.He drives the car carefully. (adverb)

10.The dog barks loudly. (adverb)