根据句意和首字母提示完成单词
My mother likes c------- stickers .he has thousands of stickers now
The singer is famous for her sweet v------
Please dont d----- litter here and there while having a picnic in the park
I found a beautiful s---------- on the beach yesterday
Squirrels are good at s------ food for winter
China has a history of more than five t------ years