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【单选题】
Q 9 What would the man do first of all to solve the problem?A.
Find the reason for the present difficulties.
B.
Locate the beginning of the problem.
C.
Look at the many causes behind the problem.
D.
Examine the history of labor relations in the company.
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举一反三
【单选题】Henry VII set a standard for ______ people were to speak English.
A.
why
B.
whether
C.
when
D.
how
【多选题】关于原生动物和微型后生动物,下列说法正确的是( )。
A.
原生动物为单细胞，微型后生动物为多细胞。
B.
钟虫为原生动物，轮虫为微型后生动物。它们是污水处理效果好的指示生物。
C.
原生动物的胞囊是抵抗不良环境的一种休眠体。
D.
轮虫、线虫、寡毛虫、浮游甲壳动物、苔藓虫、拟水螅均为微型后生动物。
E.
水蚤是甲壳动物。在污染水体中的水蚤颜色比在清水中的红些。利用水蚤的这个特点，可以判断水体的清洁程度。
F.
线虫的营养类型有3种：腐食性、植食性和肉食性。线虫是水净化程度差的指示生物。
G.
大多数轮虫以细菌、霉菌、藻类、原生动物及有机颗粒为食。
【单选题】Henry VII' s mother, the Lady Margaret ______.
A.
was a famous teacher of French and gave money to the universities
B.
gave money to the universities to help the printer, Caxtion
C.
helped Axton so that he would publish the book she had written
D.
was a cultivated and generous woman
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