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【单选题】
It seemed that the water .A.
was to blame
B.
was to be blamed
C.
should blame
D.
was blamed
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反馈参考答案：
举一反三
【单选题】下列哪项是脑膜炎球菌的正确特性
A.
属奈瑟菌属，革兰染色阳性
B.
能产生毒力较强的外毒素
C.
在脑脊液及瘀点涂片中，该菌多在中性粒细胞外，少数在细胞内
D.
抵抗力弱，在体外能产生自溶酶而易于自溶
E.
在含胆汁的培养基上生长良好
【单选题】An IS curve shows combinations of:
A.
taxes and government spending.
B.
nominal money balances and price levels.
C.
interest rates and income that bring equilibrium in the market for real balances.
D.
interest rates and income that bring equilibrium in the market for goods and services.
【单选题】罗红霉素和链霉素的抗菌机制是
A.
破坏细胞壁的稳定性和通透性
B.
破坏细胞膜的稳定性和通透性
C.
干扰细菌蛋白质的合成
D.
抑制细菌 DNA 的合成
E.
干扰质粒的复制
【单选题】An indifference curve shows
A.
the relationship between prices and a household's budget.
B.
all possible prices and preferences for a good.
C.
combinations of goods among which a household is indifferent.
D.
budget lines among which a consumer is indifferent.
【单选题】This T-shirt is too small for me, Mum. I want to buy ______.
A.
the other
B.
another
C.
one
【简答题】实体联系模型在数据中以 表示。
【简答题】你能用一句简单的话解释一下视觉暂留现象吗?
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