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【单选题】
有一些老东西虽粗糙,却有非凡的价值。特别是食物,愈粗糙愈有益健康,像糙米胜过白米,黑麦面包胜过白面包,天然食物胜过加工食品。我们不断地把食物做得精致,事实上是在为自己制造祸害。在"过度加工"与"过度精制"的时代,使我们产生了巨大的盲点,并把这些盲点传给下一代,误以为加工与精制是好的,那些传统的、天然的事物反而被舍弃了。这段话主要支持了这样一种观点,即()。
A.
越是粗糙的食物对身体健康越有裨益
B.
返璞归真是重要的养生之道
C.
"过度加工"时代,人们陷入"精即是好"的误区
D.
精制未必是好的,传统和天然的可能更有价值
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【单选题】有如下关系:课程表C,主键为c-id(char(4))。c-id c-name 若用如下语句建立成绩表SC: CREATE TABLE SC(s-id char(6)NOT NULL,c-id char(4)NOT NULL,score Integer),其中s-id为主键,c-id为外键(是C表的主键)。当执行如下语句时,哪个语句不能执行? ( )。
A.
INSERT SC VALUES('990101','NULL',75)
B.
INSERT SC VALUES('990203','C601',80)
C.
INSERT SC VALUES(NULL,'C602',93)
D.
INSERT SC VALUES('990202','C604',NULL)
【简答题】In 2000, the Lost City, was first discovered by accident during a ______.
【单选题】有如下关系:课程表C,主键为c-id (char (4))。 若用如下语句建立成绩表SC: CREATE TABLE SC(s-id char(6)NOT NULL,c-id char(4)NOT NULL,score Inteeer), 其中s-id为主键,c-id为外键(是C表的主键)。当执行如下语句肘,( )语句不能执行。
A.
INSERT SC VALUES('990101','NULL',75)
B.
INSERT SC VALUES('990203','C601',80)
C.
INSERT SC VALUES(NULL,'C602',93)
D.
INSERT SC VALUES('990202','C604',NULL)
【单选题】Australia began to assume its modem configuration by the Eocene Epoch, some 50 million years ago, when Antarctica broke away and drifted southward.
A.
status
B.
sphere
C.
shape
D.
situation
【判断题】高粱是高产农作物,按颜色的不同,高粱可分为白黄黑红等品种,红高粱的质量为最好。
A.
正确
B.
错误
【判断题】The vowel is produced without (or with little) restriction during its production and is always voiced.()
A.
正确
B.
错误
【判断题】4-1. The Bauhaus has an architecture department during the first years of its existence.
A.
正确
B.
错误
【判断题】高粱是高产农作物,按颜色的不同,高粱可分为白、黄、黑、红品种,红高粱红高粱的质量为最高
A.
正确
B.
错误
【判断题】During the reign of the Liberal Party (1896~1911), Canada experienced its first economic depression.
A.
正确
B.
错误
【单选题】What is the reason for much more damage over the next 20 years than during the last 20 years?
A.
Hurricane activity is more or less readjusting to its long-term averages after a period of relative quiet.
B.
More people are placing themselves, their houses, yachts, and office high-rises in storm paths when they move to hurricane-prone states and their geologically fragile shorelines.
C.
The Atlantic basin is in the midst of a long-term active phase for hurricanes.
D.
The unusually high amount of storm activity can not be anticipated.
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