下列哪种情况可做3/4冠修复A．舌面有广泛龋 B．扭转前牙 C．切缘有较小的缺损 D

根据证券法律制度的规定，在特定情形下，如无相反证据，投资者将会被视为一致行动人，下列各项中，属于该特定情形的有()。

A.投资者之间存在股权控制关系

B.投资者之间为同学、战友关系

C.投资者之间存在合伙关系

D.投资者之间存在联营关系

根据短文内容和首字母提示，在下文空格处填入适当的词使短文完整。在答题卡标有题号的横线上，完整地写出空缺处单词的正确形式。（每空一词）

Have you ever heard of Dididache? Dididache (嘀嘀打车), a taxi-hailing smartphone app（应用程序）which is believed to be created by Tencent, has recently a 小题1:  in Xiamen, and more than 700 taxi drivers in the city have used the app.

The app s小题2:  the real-time locations of taxis on a map using the GPS technology and makes it possible for users to hail (招呼) a taxi on their smartphones. The u  小题3: request （要求）will be sent to the nearest taxi drivers who will decide w 小题4:  to accept the order or not.

Taxi-hailing apps are very p 小题5:  in Beijing, Shanghai, Hangzhou and Nanjing, having gained tens of thousands of users. H  小题6:  , the city’s taxi-control departments doubt its helpfulness and have said it may not be s 小题7: for Xiamen.

The app has been criticized (指责) for disturbing market order, and creating d 小题8:  for passengers who do not use the app to hire a taxi. Many users complain that they are only useful when most taxis are idle (空驶), and hiring a taxi can still be challenging during bad w小题9:

and rush hours. Can this app be in use for long? Technology might make a great d  小题10: to our life. Let’s wait and see.

鹦哥嘴

关于联合体投标，下列表述中正确的是______。

A．联合体中应当至少有一方具备承担招标项目的相应能力
B．由同一专业的单位组成的联合体，按照资质等级较高的单位确定资质等级
C．联合体内部应当签订共同投标协议，并将共同投标协议连同投标文件一并提交招标人
D．联合体中标的，联合体应当指定一方与招标人签订合同

曲柄摇杆机构是（）。

A.一连杆作整周运动，一连杆作往复摆动

B.不可用于连续工作的摆动装置

C.可将连续转动变为往复摆动，也可将往复摆动变为连续转动

D.最短杆为机架