____ at a college or university in the USA, Chinese and other international students must demonstrate a strong ability in spoken and written English.

A．Having been accepted

B．To be accepted

C．Being accepted

D．Accepted

中 * * 党第二次全国代表大会和第十三次全国代表大会两次会议的最主要贡献是(   )

A．制定了正确的路线和政策

B．对当时社会发展阶段作出科学论断

C．及时总结了革命的经验教训

D．变革土地所有制，发展农村经济