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【单选题】
下列数列中哪一个属于动态数列
A.
学生按学习成绩分组形成的数列
B.
出口额按时间先后顺序排列形成的数列
C.
工业企业按地区分组形成的数列
D.
职工按工资水平高低排列形成的数列
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参考答案:
举一反三
【判断题】从招标投标的性质看,投标属于承诺
A.
正确
B.
错误
【简答题】A.Because he likes do things by himself. B.Because he doesn't trust them. C.Because he has little time to contact with them. D.Because he will pay extra money to them.
【单选题】—What is he like? —______ [     ]
A.
He is tall.
B.
He is ugly.
C.
He is 6.
【单选题】下列呼叫墨卡托区范围0150204540,表示:
A.
15°N 020°E~60°S 060°E
B.
15°N 020°E~30°S 060°E
C.
15°N 020°W~60°S 020°E
D.
15°N 020°W~30°S 020°
【简答题】A.Because he is sure that he can get up for the class. B.Because he has confidence in his economic knowledge. C.Because he dropped that class two weeks ago. D.Because he didn't sign up for that class ...
【单选题】裸子植物木质部具有导管的科为( )
A.
B.
C.
银杏
D.
麻黄
【单选题】—What is he like? —He is ________. [     ]
A.
hungry
B.
ugly
【简答题】A. Because he wanted to be a journalist. B. Because he liked the climate there. C. Because he wanted to get away from the army. D. Because he was sent there by his father.
【单选题】下列呼叫墨卡托区范围1200305010,表示——。
A.
20N030E - 50S010E
B.
20N030W - 30S020W
C.
20N050W - 10S040W
D.
12N030E - 50N0lOE
【单选题】下列呼叫墨卡托区范围1200305010,表示:
A.
20°N30°E~50°S10°E
B.
20°N30°W~30°S20°W
C.
20°N50°W~10°S40°W
D.
12°N30°E~50°N10°E
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