①重建传统年俗应传承其合理精神内核及物质载体

②文化建设需关注时代发展及人民群众的精神需求

③文化遗产是维系人类生存和发展的基础

④传统文化需要在交流中传播

A：Parks are really important in a neighborhood. ____

B：Sounds good.What can we do?

A：Well, we can pick up garbage(垃圾)．

B：What a great idea! ____

A：Yes, let's ask them to come.We can ask the neighbors, too.

B：____

A：We should bring garbage bags and buckets(水桶)．

B：____

A：Let's volunteer on Saturday.The weather will be sunny.

B：____ 

A：Wear old clothes.We'll probably get dirty.

B：OK.I will tell the others.

A．People must keep them clean.

B．When should we volunteer?

C．What should we wear?

D．Maybe we can invite our friends to help.

E．Let's volunteer to clean up Central Park.

F．I learned a lot from the activity.

G．What should we bring?

下列适合填入下边表格名称画线处的是中国    成就表(    )

唐朝在农业生产方面发明了____ 犁和____ 灌溉技术，增加了粮食产量。