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问题 单项选择题 B1型题

位于肠系膜上动脉的后方，在腹主动脉和肠系膜上动脉形成向前下开放的夹角内的血管，称为（）

A.门静脉主干

B.肠系膜上静脉

C.脾静脉

D.左肾静脉

E.左肾动脉

答案

参考答案：D

解析：脾静脉走行于胰腺体尾部的后方，在肠系膜上动脉前方。

单项选择题

通过分析企业在过去5年左右时间中的人员雇用数据来预测企业未来人员需求的技术，被称为（）。

A.主观判断法

B.回归分析法

C.比率分析法

D.时间序列法
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单项选择题

Sometimes we have specific problems with our mother; sometimes, life with her can just be hard work. If there are difficulties in your (1) , it’s best to deal with them, (2) remember that any (3) should be done (4) person or by letter. The telephone is not a good (5) because it is too easy (6) either side to (7) the conversation.

Explain to her (8) you find difficult in your relationship and then (9) some new arrangements that you think would establish a (10) balance between you. Sometimes we hold (11) from establishing such boundaries because we are afraid that doing (12) implies we are (13) her. We need to remember that being (14) from our mother does not (15) mean that we no longer love her. If the conflict is (16) and you cannot find a way to (17) it, you might decide to give up your relationship with your mother for a while. Some of my patients had (18) "trial separations". The (19) allowed things to simmer down, enabling (20) .

18（）

A.successful

B.compulsory

C.miserable

D.stationary
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