Ответ:
Bakery:bun,puff,barley, bread,dumpling,biscuit, cookie,millet,hamburger.
Dairy:cheese,milk,butter,curd,pot cheese,cream.
Berry:Все слова которые оканчиваются на erry
Cereal:semolina,oatmeal,roll.
1 are
2 is
3 better
4 normally
5 world's
6 largest
7 be traced
8 decided
9 had
10 returning
11 joined
12 has transformed
13 includes
14 dances
15 to enjoy
16 has become
17 the most popular
18 the second