在物业管理区域内，保安巡逻的范围（）A、物业管理区域内的任何部位 B、严格限定为公共

学习了《祖国境内的早期人类》一课后，同学们对北京人过群居生活的主要原因进行了探究，你认为下列结论正确的是[ ]

A．为了分享劳动成果

B．智力低下

C．喜欢群居生活

D．生活环境险恶，工具简陋，依靠个人力量无法生存

______ with new scientific farming methods, they have been able to use less farmland thanin the past.

A．Equipped

B．Having equipped

C．To be equipped

D．Equipping

下列哪项是风湿性心脏瓣膜病水气凌心射肺证(以苓桂术甘汤合葶苈大枣泻肺汤治疗)的治法

A．温阳利水

B．化气利水

C．活血利水

D．温阳活血

E．益气活血

下列哪一项是与计算机、半导体和原子能齐名的20世纪四项重大发明之一( )。

A．超音速飞机

B．激光器

C．航天飞机

D．人造卫星

Questions

·Look at the ten statements for this part.
·You will hear a story about communication through time.
·Decide whetheryou think each statement is right(R) wrong(W) or not mentioned(NM).
·You will listen to it twice.

In the U.S., a person who receives a dinner party invitation just the day before the party is usually pleased, because he has little time to worry about forgetting to attend.

A. Right

B. Wrong

C. Not Mentioned