（一）
略
（二）
1.faster/ the fastest
2.well/ the best
3.longer
4.farther/ the farthest
5.later
6.the hardest
7.the latest
8.badly
9.worse
10.badly/ the worst
11.fat/ fatter/ the fattest
12.more
13.bigger
14.much cleverer
15.easier
16.the happiest
17.hotter
18.bigger/ the biggest
19.thinner
20.thicker
21.more beautiful
22.less useful
23.the strongest
24.worse
25.easier
26.farther
27.less important
28.dangerous/ more dangerous/ the most dangerous
29.higher
30.more careful
31.cleverer
32.less
33.older
34.youngest
35.cheapest
36.the most
37.interesting
38.well/ better/ the best
39.happier
40.twice as expensive as
（三）
1.B
2.A
3.A
4.B
5.C
6.B
7.C
（一）
1.younger/ taller
2.tall
3.fatter
4.heavier
5.tall/ tall/ tall/ shorter/ the shortest
6.bad/ worse/ worst
7.kindest
8.friendliest
9.more expensive
10.bigger / smaller
11.longest
12.more beautiful
13.big
14.more difficult
15.well/ better/ best
16.busiest
17.fatter/ fatter
18.cheaper
19.earlier
20.interesting
21.wider/ brighter
22.much
23.more/ better
24.more important
25.more dangerous/ most dangerous
（二）
1.taller改为tall
2.thiner改为thinner
3.boys改为boy
4.boy改为boys🌸
5.book改为books
6.most 去掉
7.most改为more
8.very改为much
9.bigger改为biggest
10.badlier改为worse
（三）
1.so young as
2.one year older
3.much brighter
4.more /more dangerous
5.better
(一)
略
(二)
1.younger/ taller
2.tall
3.fatter
4.heavie
5.tall/tall/ tall/ shorter/ the shortest
6.bad/ worse/ worst
7.kindest
8.friendliest
9.more expensive
10.bigger / smaller
11.more popular
12.is the biggest
13.is more important than
14.the largest
15.the most interesting
16.the longest
17.more important than
18.a easier
19.the most difficult
20.clever
21.younger
22.the narrower
23.nearest
24.the most famous
25.more careful
26.beautiful/ more beautiful/ the most beautiful
27.the biggest
28.more beautiful