A1
1、 fluently
2、 careful
3、 quietly
4、 heavily
5、 polite
6、 seriously
A2
4、very stupidly
5、quite well
6、quite easily
7、does not/doesn't
8、carefully
9、very early
10、hard
11、quite late
12、slowly and heavily
13、fast
14、does not/doesn't
15、quickly
B
1、better than; (the) best
2、more slowly than; (the) most slowly
3、more often than; (the) most often
4、more easily than; (the) most easily
5、more conveniently than; (the) most conveniently
6、faster than; (the) fastest
7、earlier than; (the) earliest