下面18个句子中都含有字母组合"oo"的单词,按对应句子的提示,补写正确的单词.

1.zoo
2.food
3.door
4.look
5.book
6.good
7.foot
8.cook
9.soon
10.groom
11.floor
12.school
13.bedroom
14.afternoon
15classroom
16.goodbye
17.football
18.mooncakes
寒假作业中正好有~