根据《期货交易管理条例》的规定，在能够提供开户证明材料的情况下，下列哪些主体可以进行

阅读理解，根据短文内容，判断下列各句正 (T) 误 (F) 。

      Tom and Mike were good friends. Sometimes they were kind to each other, sometimes they were

not. But some of their classmates said they were like brothers. One day they went out for a walk together.

At noon they were very hungry and they went into a restaurant to have lunch. The waiter came up to

them and asked, "What can I do for you?" "Please bring us two apples first." said Tom. When the waiter

put the two apples on the table, Mike took the bigger one at once. Tom got angry. "You are impolite

(没礼貌).Why didn't you take the smaller one?" Tom said.

      "But I was right," said Mike with a smile. "If I let you take first, which one will you choose?"

"Of course I'll take the smaller one." said Tom. "Yes," Mike said, "If you take the smaller one, the bigger

one will be mine. Don't you think so?" "Oh." Tom couldn't answer.

( )1. Tom and Mike were not kind to each other.

(     )2. They went out to sit in a restaurant.

(     )3. The waiter brought them two apples before the meal.

(     )4. Mike took the bigger apple.

( )5. At last Tom had the bigger apple.

患者，49岁，劳累后乏力、心悸半年。查体：心率72次/分，律齐，心尖部闻及全收缩期吹风样杂音且向左腋下传导。应首先考虑（）。

A．二尖瓣狭窄

B．二尖瓣关闭不全

C．主动脉瓣狭窄

D．主动脉瓣关闭不全

E．主动脉瓣狭窄伴主动脉瓣关闭不全

下列不属于影响风险承受能力的人口统计学特征的是( )。

A．财富

B．性别

C．居住环境

D．婚姻状况

下列不属谵妄表现的是（）

A．意识大部分丧失

B．谵语

C．躁动不安

D．意识模糊

E．错觉

患者男性，60岁，既往有胆石症病史。因关节痛服吲哚美辛3片，今晨起上腹不适，随即呕吐咖啡样物，伴鲜血共约500ml。查体：血压110／60mmHg，心率114次／分，神志清，全身皮肤及巩膜无黄染，未见肝掌、蜘蛛痣，腹软，全腹无压痛、反跳痛，肝脾肋下未及。

对上消化道出血量的估计，正确的是（）

A.每日出血量在50ml以上粪便隐血试验才呈阳性反应

B.每日出血量200ml以上才会出现黑便

C.胃内积血500ml才会发生呕血

D.一次失血超过500ml可有急性失血的全身表现

E.面色苍白，脉搏＞110次／分，收缩压＜80mmHg，估计出血量占总血量的10％以下