根据下列句子中所给汉语意思，写出空缺处各单词的正确形式。

（每空限填一个词）

1. ______ (夏天) is my favorite season.

2. The students must have six classes every ______ (白天).

3. I can ______ (遇见) a lot of interesting people in England.

4. Sam's father bought him a ______ (新的) backpack.

5. I'll ______ (打开) the windows to have some fresh air.

6. Please give me a piece of ______ (纸) to draw a picture on.