()是指留出10%的资金放空股指期货,其余90%的资金持有现货头寸,形成零头寸的策略 发布时间:2018-03-03 12:36 │ 来源:www.tikuol.com 题型:单项选择题 问题: ()是指留出10%的资金放空股指期货,其余90%的资金持有现货头寸,形成零头寸的策略。A.避险策略B.权益证券市场中立策略C.期货现货互转套利策略D.期货加固定收益债券增值策略
题型:单项选择题 从方框中选出适当的句子补全对话,其中有两项是多余的。 A: Lucy, why are you going out 1 ? B: That's the sound of a truck collecting rubbish. A: Do you mean you have to take the rubbish to the truck?B: Yes. You know 2 is our duty. We should help protect the environment. A: I agree. 3 , we must do something around the neighbourhood. B: Sure. It is our duty to keep the environment clean and tidy. If we make a contribution to protecting the environment, 4 A: That's right. We mush try our best to make our country more beautiful. So we should 5 to improve the environment. A. before listening to music B. the world will become much more beautiful C. do anything useful D. after hearing the music E. Wherever live F. taking care of the environmentG. do something useful 查看答案
题型:单项选择题 读图,回答问题.(1)图中A、B、C三点中,表示黄河中、下游分界点的是______.(2)图中黄河最大支流①的名称______河.(3)黄河上的大型水利枢纽工程③是______水利枢纽.(4)黄河发源于______省,入海处所在地是______省.(5)黄河流经的主要地形区:⑥______高原.(6)黄河与长江的分水岭是______.(7)治理黄河的关键是______. 查看答案
题型:单项选择题 女,20岁,上腹部持续性痛4小时,逐渐转向右下腹,呕吐1次。体检:T38.5℃,腹平软,右下腹麦氏点压痛,轻度反跳痛。诊断首先考虑A.急性胰腺炎B.急性胃肠炎C.急性阑尾炎D.肠套叠E.急性胆囊炎 查看答案