网上互动交流的迅速发展，特别是微博和微信的出现，让普通网民能够按照自己的意愿享受到畅所欲言的自由表达的快感。与此同时，大量违反社会公德和法律的低俗内容也在网上传播，引发一系列社会问题。因此，公民应该
| A． | 放松自我约束，维护言论自由 | B． | 自由浏览信息，自由表达观点 |
| C． | 自觉遵守规则，权利义务统一 | D． | 加强网络监督，惩治违法行为 |
He lives _______to Joy, and in the factory he workswith her as well.
| A．closely；closely | B．close；closely |
| C．close；close | D．closely；closely |
Zhang Guorong’s singing career _________ about over 20 years. It was his ________ appearance at singing in public.
| A．last ;last | B．lasted for; last |
| C．lasted; lasted | D．lasted for; lasted |
They thought __________ important to look right and left when ________ the road.
| A．it’s; cross | B．it; to cross |
| C．it; crossing | D．it was; to cross |
I thought the job would be a success. But it_________to be a mess!
| A．turned into | B．turned out |
| C．turned away | D．turned off |
Oh, my god! Our house __________last night. Look at the footprints (脚印) on the floor.
| A．broke into | B．was breaking into |
| C．broken into | D．was broken into |