保持过程中的复述策略有（）。A、及时复习 B、分散复习 C、集中复习 D、复习形式多样化E

如图，悬挂在世博会德国馆内的金属球设有声控装置，一旦参观者齐声高喊，金属球就会应声摆动，呼喊声越大，金属球摆动的幅度越大．这表明声音不仅能传递信息，还可以传递______．物理学上常用声音的______（选填“音调”或“响度”）来表示呼喊声的“大小”．

Anna owns a gallery. In order to attract people to attend her next show, she advertised in the newspaper that the first person to go in would have the opportunity to purchase a signed Andy Warhol poster for EUR200. Ben is an art collector and he would love to buy a signed Andy Warhol poster for EUR200. Ben decided to camp outside Anna’s gallery for two days. When the show opened, Ben was the first person to go in. Anna informed Ben that there were no Andy Warhol posters for sale at that show.Required:Advise Ben whether he has any cause of action against Anna. (5 marks)

个人质押贷款借款人和出质人合法有效的身份证明为（）。

A.居民身份证

B.户口簿

C.军人证

D.护照

什么是梁的整体失稳？影响梁的整体稳定的主要因素有哪些？

北部湾经济区要积极发展连锁经营、物流配送等现代流通方式，打造（）跨境电子商务基地。

A、中国—东盟

B、东兴

C、西南

D、南宁