Your mother isn’t at home. Can you _____

题型:选择题

问题:

Your mother isn’t at home. Can you ______ yourself?[ ]

A. look for  

B. look like  

C. look at  

D. look after

考点:动词短语
题型:选择题
选用方框中所给词的适当形式填空,完成句子。
carry out, cut down, use up, help out, clean up
1. Let's take turns to _______ the kitchen ______.
2. The children                ______ in their father's shop when things are busy..
3. They                              _______ all the milk, they need to buy some..
4. The machine doesn't work, they                             ______ urgent repairs now.
5. We must not let them                _______ such fine trees just to build a road.
题型:选择题

较大的综合性医院,应选择的病案归档方法是()。

A.顺序号归档系统

B.尾号归档

C.尾号归档与序列号归档法并用

D.系列单一号归档

E.尾号切口病案排列归档

题型:选择题

从高处坠落致第1腰椎压缩性骨折,有神经症状,脊髓损伤的节段是().

A.胸段脊髓

B.胸腰段脊髓

C.腰骶段脊髓

D.腰段脊髓

E.脊髓圆锥

题型:选择题

引入哪类基团可以使黄酮类化合物脂溶性增加

A.-OH

B.-OCH3

C.金属离子

D.-CH20H

E.-COOH

题型:选择题

某投资组合的平均收益率为14%,收益率标准差为21%,贝塔值为1.15。若无风险利率为6%,则该投资组合的夏普指数为()。

A.0.07

B.0.13

C.0.21

D.0.38

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