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【单选题】
Because economic exposure is long term, it may be difficult to find derivatives that can effectively hedge it. However, various actions can reduce economic exposure, including the following. (a) Matching assets and equity (b) Diversifying the supplier and customer base (c) Diversifying operations worldwide (d) Change pricesA.
(a)(b)(c)(d)
B.
(b)(c)(d)
C.
(a)(c)(d)
D.
(a)(b)(d)
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举一反三
【单选题】Task 2 Read the text again and : 1 circle the things that could not tell an animal when to migrate.
A.
a The length of the day.
B.
b How hot it is.
C.
c The changes in plants.
D.
d The changes in their body.
【单选题】男性，24岁。在38℃炎热气候下抢修塌方公路12小时后晕倒。主诉口渴难忍，眩晕，全身无力，恶心。查体：体温40℃，脉搏100次/分，呼吸24次/分，血压100/70mmHg，体重60kg。烦躁、浅昏迷。口腔黏膜及皮肤干燥，尿少。实验室检查：血Na + 160mmol/L，BUN8.4mmol/L，血浆渗透压340mmol/L，尿比重1.040。在补液治疗的注意事项中，不包括（）
A.
不可过速、过量，以免高渗状态降低过快，引起等张性脑水肿
B.
先补5%葡萄糖溶液，脱水基本纠正后给予0.45%低渗盐水
C.
体内总钠量实际上仍有减少，故应适当补钠
D.
有缺钾需纠正时，应在尿量超过40ml/h后补钾
E.
碱中毒时几乎都伴低血钾症，同时补给氯化钾，才能纠正碱中毒
【简答题】具有猫眼效应的金绿宝石可直接简称为 ,据变色效应的金绿宝石则可直接称为 。
【简答题】Task2 Read the text.What do these numbers refer to? 1. 2.5 billion 2. 7 billion 3. 11 billion 4. 1 billionA. 2.5 billionB. 7 billionC. 11 billionD. 1 billion
【简答题】捷进2 Unit 6 p.94 Task 1 Match the ideas to the examples. Then read the text and check your answers.A. But even in hood, links are made between smells and memories.B. Doing things for the first...
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