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问题 单项选择题 A1/A2型题

细菌L型缺少的成分是（）

A.细胞膜

B.细胞壁

C.细胞质

D.异染颗粒

E.荚膜

答案

参考答案：B

解析：L型是细菌的细胞壁缺陷型。在某些情况下，细菌细胞壁遭到破坏，或合成受到抑制，部分细菌仍保持一定的生命力，成为细胞壁缺陷的细菌，即细菌L型。

阅读理解

The Blacks are the Whites’ neighbor. Mr Black’s name is Paul. But when his neighbor talks about him, they all call him“Mr going-to-do”. Because Mr Black always says he is going to do something, but he never does it.

Every Sunday Mr Black talks to Mr White that he is going to do something. For example, “I am going to clean my house”or“There are some big trees in front of my house. I’m going to cut them down. ”But, Mr White knows Mr Black isn’t going to clean his house or cut down the trees. But Mr White always says, “I’m going to do something. ” And he does it at once(立刻).

Mr and Mrs White often say to their child, “Are you going to do something? Then do it! Don’t be another Mr going-to-do! ”

根据短文内容，判断句子正(T)误(F)

小题1:People call Mr White “Mr going-to-do”.  

小题2:Mr Black always says he is going to do something and he does it at once.

小题3:There are some trees in front of Mr Black’s house.

小题4:Mr White wants his child to be another“Mr going-to-do”.

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多项选择题

下列关于房地产抵押价值评估的表述中，正确的有( )

A．从理论上讲，房地产抵押价值是债务人不履行到期债务或者发生当事人约定的实现抵押权的情形时，将抵押房地产拍卖、变卖最可能所得的价款扣除法定优先受偿后的余额。

B．法定优先受偿款包括发包人拖欠承包人的建设工程款、已抵押担保的债权数额、强制执行费用等。

C．当房地产的抵押价值小于未偿还的贷款余额时，应当要求抵押人提供与不足的价值相当的担保或者提前清偿债务。

D．不能单独处分的房地产不宜作为抵押物。

E．定期或根据需要对抵押房地产的价值进行评估。
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