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【多选题】
Directions: An introductory sentence for a brief summary of the passage is provided below. Complete the summary by selecting the THREE answer choices that express important ideas in the passage. Some sentences do not belong in the summary because they express ideas that are not presented in the passage or are minor ideas in the passage. Tick the appropriate box.A.
Wundt was influenced by earlier researchers who established a laboratory in Leipzig, Germany.
B.
Titchener broadened Wundt’s approach to all forms of mental activity.
C.
Wundt and others demonstrated that mental activity can be divided into more basic operations.
D.
Psychologists of Wundt’s school may have relied too heavily on introspective reports from research participants.
E.
Kulpe argued that Wundt’s research was unfairly criticized.
F.
Kulpe showed that some forms of mental activity are not observable by introspection.
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皮皮学刷刷变学霸
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【单选题】下列关于做市商的表述中,不正确的是( )。
A.
做市商在报价驱动市场中处于关键性地位，他们在市场中与投资者进行买卖双向交易
B.
做市商的利润来源于给投资者提供经纪业务的佣金
C.
在报价驱动市场中，做市商是市场流动性的主要提供者和维持者
D.
在指令驱动市场中，市场流动性是由投资者的买卖指令提供的，经纪人只是执行这些指令
【单选题】下列药物的性质符合上述哪一条
A.
一种广谱抗生素，是控制伤寒、斑疹伤寒疾病的首选药
B.
一种天然抗生素，对酸不稳定，不可口服
C.
一种半合成抗生素，基本合成原料是D-苯甘氨酸和7-ADCA
D.
一种红霉素衍生物，为其5-位氨基糖的2〃氧原子上成酯的衍生物
E.
一种β-内酰胺酶抑制剂 琥乙红霉素
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