皮皮学，免费搜题
登录
搜题
【判断题】
PSI-BLAST 是是 BLAST 程序家族中敏感性最高的子程序。A.
正确
B.
错误
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【简答题】some of which were【L14】______.
【单选题】If Slovenia were a large country in world trade, then if it imposes a large set of tariffs on its imports, this must
A.
decrease the internal price of imports below the world market rate.
B.
cause retaliation on the part of its trade partners.
C.
harm Slovenia's real income.
D.
improve Slovenia's real income.
E.
improve the real income of its trade partners.
【单选题】If Slovenia were a large country in world trade, then if it instituted a large set of subsidies for its exports, this must
A.
have no effect on its terms of trade.
B.
harm world terms of trade.
C.
harm its terms of trade.
D.
decrease its marginal propensity to consume.
【单选题】If Slovenia were a large country in world trade, then if it instituted a large set of subsidies for its exports, this must ( )
A.
have no effect on its terms of trade.
B.
harm its terms of trade.
C.
harm world terms of trade.
D.
improve its terms of trade.
【简答题】假设同一名称的产品有不同的型号和产地，则计算每种产品平均单价的 SQL 语句是 A)SELECT 产品名称 ,AVG( 单价 ) FROM 产品 GROUP BY 单价 B)SELECT 产品名称 ,AVG( 单价 ) FROM 产品 ORDER BY 单价 C)SELECT 产品名称 ,AVG( 单价 ) FROM 产品 ORDER BY 产品名称 D)SELECT 产品名称 ,AVG( 单价 ...
【单选题】If Slovenia were a large country in world trade, then if it instituted a large set of subsidies for its exports, this must
A.
harm its terms of trade.
B.
have no effect on its terms of trade.
C.
improve its terms of trade.
D.
decrease its marginal propensity to consume.
E.
harm world terms of trade.
【单选题】假设同一名称的产品有不同的型号和产地，则计算每种产品平均单价的SQL语句是( )。
A.
SELECT 产品名称，AVG(单价)FROM 产品 GROUP BY 单价
B.
SELECT 产品名称，AVG(单价)FROM 产品 ORDER BY 单价
C.
SELECT 产品名称，AVG(单价)FROM 产品 ORDER BY 产品名称
D.
SELECT 产品名称，AVG(单价)FROM 产品 GROUP BY 产品名称
【简答题】People were【L12】______on their fires at that time.
【简答题】The water-pipes were also【L9】______;
相关题目：
参考解析：
知识点：
题目纠错 0
发布
