绝对值大于1而小于4的整数是______．

在查询设计器的查询设计网格中（）不是字段列表框中的选项。

A.排序

B.显示

C.类型

D.准则

改良Heller术的手术要点不包括

A．贲门部胃肌层切开长度不超过1cm

B．常规做幽门成形术以防胃一食管反流

C．切断食管下段一侧所有环行肌纤维

D．食管下段肌层切开长度至少应达8～10cm

E．术中应注意勿损伤迷走神经

生产同类产品的甲公司与乙公司某日签订协议，约定甲公司的产品只销往西北、华北和华东地区，乙公司的产品只销往西南、华中和东北地区。根据《反垄断法》的规定，这种签订协议的行为属于( )。

A．分割采购市场行为
B．抵制交易行为
C．分割销售市场行为
D．固定转售价格行为

In June 1985, two British mountaineers Joe Simpson and Simon Yates made the first-ever climb of the 21,000-foot snow-covered Siula Grande mountain in Peru. It was an exceptionally (26) job, but nothing compared to what was to (27) . Early in the process, Simpson (28) and broke his right knee. Yates could have (29) him but managed to find a way of (30) him down the mountains on a rope in a series of difficult drops. Then Simpson fell into a crevasse and Yates eventually had no (31) but to cut the (32) , completely convinced that his friend was now (33)

In his book on the (34) , Joe Simpson wrote:

(35) I looked at the distant moraines, I know that I must at least try I would probably (36) there among those rocks. If I died, well, that wasn’t so (37) , but I wouldn’t have (38) waited for it to happen. The (39) of dying no longer affected me as it had in the crevasse at first. I now had a chance to (40) it and struggle against it.

The survival of Yates himself was (41) . That Simpson somehow found a way of (42) out of the crevasse after 12 hours and then crawled and (43) himself six miles back to camp, (44) three days and might without food or drink, would be considered as a heroic fiction. But in fact it was so (45) .

31().

A. idea

B. hope

C. choice

D. chance

查询所有目前年龄是22岁的学生信息：学号，姓名和年龄，正确的命令组是 Ａ) CREATE VIEW AGE_LIST AS； SELECT学号，姓名，YEAR(DATE())—-YEAR(出生日期)年龄FROM学生 SELECT学号，姓名，年龄FROM AGE_LIST WHERE年龄=22 Ｂ) CREATE VIEW AGE_LIST AS； SELECT学号，姓名，YEAR(出生日期)FROM学生 SELECT学号，姓名，年龄FROM AGE_LIST WHERE YEAR(出生日期)=22 Ｃ) CREATE VIEW AGE_LIST AS； SELECT学号，姓名，YEAR(DATE())-YEAR(出生日期)年龄FROM学生 SELECT学号，姓名，年龄FROM学生WHERE YEAR(出生日期)=22 Ｄ) CREATE VIEW AGE_LIST AS STUDENT； SELECT学号，姓名，YEAR(DATE())-YEAR(出生日期)年龄FROM学生 SELECT学号，姓名，年龄FROM STUDENT WHERE年龄=22