根据中文提示完成英语句子，注意单词的适当形式。

1．How do you（拼写）__________“baseball”?

2．I’m fifteen，my birthday is（九月）___________l0th．

3．Jackie Chan is a great（演员）___________．

4．Does he have a great spors（收藏）__________?

5．My backpack is（在…下面___________the chair．

6．How much is the（白色的）__________pants?

7．I have math on Monday，Tuesday and（星期三）___________．

8．I usually get up at（大约）___________eight o’clock every day．