读句子，选择恰当的答语。

How many crayons do you have?____   a. Yes, it is.

Look at my new crayons! ____               b. I can see 12.

Is it in your toy box?____                       c. I have 16.

Do you like apples?____                        d. Oh, how nice!

I don't like watermelon. ____              e. No, I don't.

How many kites do you see? ____         f. Me, neither.

Let's buy some fruit____                      g.OK!

如图所示，直杆长L₁=0.5m，圆筒高为L₂=3.7m．直杆位于 圆筒正上方H=0.8m处．直杆从静止开始做自由落体运动，并能竖直穿越圆筒．

试求（取g=10m/s²）

①实现公共文化资源共享，是消除城乡差别的关键步骤

②开拓文化市场，促进文化产业的繁荣发展

③满足人民群众日益增长的精神文化需求

④加强精神文明建设，使之成为现代化建设的根本动力

北魏孝文帝将都城从平城迁到（   ）