六、阳光明媚的午后，公园里热闹非凡。根据短文内容，选择正确的答案。
It's Sunday today. It's a sunny and windy summer day. Children go to the park after finishing their homework. There are many trees and beautiful flowers in the park. The birds are flying in the sky. Look, Mary is painting a picture. What is she drawing? Oh, she is drawing a cute panda. Tom and Mark are playing football together. Linda and Jack are riding bikes. Ella and Danny are reading a book. It's about Chinese history. The children are having a good time in the park.
()1. It is a day today.
A. cloudy B. sunny C. rainy
()2. Who is drawing a picture?
A. Tom. B. Mike. C. Mary.
()3. —What are Linda and Jack doing?
—They are .
A. reading a book B. riding bikes C. playing football
()4. Is Tom playing football?
A. No, he isn't. B. Yes, he is. C. We don't know.

1.B 2.C 3.B 4.B

1. 从短文第二句"It's a sunny and windy summer day."可以直接得知今天是晴朗且有风的夏日，对应选项B。
2. 短文中明确提到"Look, Mary is painting a picture."，说明正在画画的人是Mary，对应选项C。
3. 短文中写明"Linda and Jack are riding bikes."，可知Linda和Jack正在骑自行车，对应选项B。
4. 短文中提到"Tom and Mark are playing football together."，说明Tom确实在踢足球，应作出肯定回答，对应选项B。