请结合下列实验常用装置，回答有关问题。

观察下列算式：3¹＝3，3²＝9，3³＝27，3⁴＝81，3⁵＝243，3⁶＝729，3⁷＝2187，3⁸＝6561，…通过观察，用你所发现的规律确定3²⁰⁰⁰的末位数字是    (    )

如图为细胞结构的一部分。下列对该细胞的有关叙述中正确的是(　　)

根据短文理解，从A、B、C、D四个选项中选择最佳答案填空。

    My name is Sally. There are 1 people in my family. My grandfather 2Mike. His birthday is 3 February 7th. My 4 name is Alan. August 5 is his birthday. My grandmother is Jane. 6 birthday is on April 8th. My mother's name is Jenny. Her birthday is 7 September. Do you know(知道) 8 my birthday is? Oh, 9 on November 26. I like to go mountain 10 on that day.