根据句意或句子的语法要求，用括号中所给单词的适当形式填空。
1. My grandpa likes ________ (chat) with his friends under the big tree.
2. —Would you like some bananas? —No, thanks. I ________ (eat) one already.
3. The style of this dress is popular, but I don't like ________ (it) colour.
4. What a ________ (snow) day! The ground is covered with snow everywhere.
5. July 1st is our Party's ________ (ninety) birthday this year. We Chinese people are going to celebrate it.
6. Beijing is one of ________ (beautiful) places in China, and I have been there twice.
7. ________ (lucky), they escaped from the burning building with the help of the firemen.
8. We ________ (ask) to help our parents do some housework every day.
