下列哪种情况适合采用平均倒凹法确定就位道（） A.后牙游离缺失 B.前牙缺失 C.单

B The Ancient Olympic Games古代奥林匹克运动会
According to historical records，the first (1) Olympic Games can be traced back to 776 BC.They (2) dedicated to the Olympian gods and were staged on the (3) plains of Olympia.They continued for nearly 12 centuries， (4) Emperor Theodosius decreed in 393 A.D.that aU such"pagan cults" (5) banned.
The oldest myth which concerns the beginning of the (6) Games is that of Idaios Daktylos Herakles.According to other (7) ，Zeus，the father of humanity，fought and defeated Cronus in a (8) for the throne of the gods.Finally，the well-known (9) Herakles is mentioned who staged games in Olympia in honour (10) Zeus,because the latter had helped him conquer Elis when (11) went to war against Augeas.
Through the 12 centuries of (12) Olympic Games，many wonderful athletes competed in the stadium and (13) hippodrome of ancient Olympia’s sacred area，moving the crowds with (14) great achievements.Although mortal，their Olympic victories immortalised them.Of (15) best athletes who left their mark on the sacred vallev (16) Olympia，some surpassed all limits and became legends by winning (17) successive Olympic Games and remaining at the forefront of their (18) for more than a decade.
The ancient Olympic Games were (19) a one.day event until 684 BC.when they were extended (20) three days.In the 5th century B.C.，the Games were extended again to cover five days.

某医生要寻找一个指标来反映疾病与病因联系强度，下列指标中最好的是（）

A.潜伏期

B.特异危险性

C.相对危险性

D.致病因子的流行率

E.总人口的疾病发病率

课内阅读 。

翠鸟喜欢停在水边的苇秆上，一双红色的小爪子紧紧地抓住苇秆。它的颜色非常鲜艳。头上的羽毛像橄榄色的头巾，绣满了翠绿色的花纹。背上的羽毛像浅绿色的外衣。腹部的羽毛像赤褐色的衬衫。它小巧玲珑，一双透亮灵活的眼睛下面，长着一张又尖又长的嘴。 1．这一段写了翠鸟头上的羽毛是______  ，眼睛 _________ ，嘴巴 ________ 。 2．翠鸟的羽毛是什么样的？用“——”画出具体的句子。 3．这段话中有三个比喻句，分别把翠鸟头上的羽毛比作________,背上的羽毛比作______，把________比作赤褐色的衬衫。 4．把你喜欢的句子抄下来，并说说原因。  ____________________ ____________________                                                                                                                         5．这段话中表示颜色的词语有哪些？  ____________________ ____________________

                                                                                                             

下列项目中，不属于上市公司获利能力的指标有( )。

A．每股收益
B．盈余现金保障倍数
C．市盈率
D．每股净资产

我国农业信息化基础条件坚实，表现为“农业信息化发展已具备基础”、“技术条件日益成熟”。