根据句意和首字母提示完成单词

问题描述:

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

1 collecting 收藏
2 voice 嗓音
3 drop 扔
4 sight 景象
5 storing 收藏
6 thousand 千