2008年5月，乔某和占某合作共同研制出一种太阳能集热器。同年7月中旬，占某到美国攻

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至　致　　　　　　　　　　　　欺　期

别（　　）　　　　　　　　　（　　）负

（　　）今　　　　　　　　　（　　）待

（　　）于　　　　　　　　　（　　）望

抱　报　　　　　　　　　　　　令　另

（　　）答　　　　　　　　　口（　　）

（　　）怨　　　　　　　　　（　　）人难忘

怀（　　）　　　　　　　　　（　　）外

---Excuse me, I want to have my bike fixed, but I can’t find a repair shop.

--- I know ________ nearby. Come on, I’ll show you.

A．one

B．it

C．some

D．that

井下、井口安全阀每（）宜检查、试验一次，使其始终处于正常工作状态。

A.一年 

B.半年 

C.三个月 

缺血再灌注期会出现()

A．细胞内钙浓度升高

B．细胞内钙浓度下降

C．细胞内钠浓度不变

D．细胞内钾浓度升高

E．细胞内钾浓度下降

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.