着床的必备条件有哪些?

阅读下列语段。把它们组成一篇连贯的短文。

     (A) An old horse has three sons. One day the father horse says to them, "It's time for you to learn some

skills." So the three horses all leave their home.

     (B) In three months, the youngest son comes back home, too. He learns nothing. Only his hair looks

different.

     (C) Soon, the eldest son comes back home. He learns the skill of running from a leopard (豹). He can run

very far without stopping. His father is happy with him.

     (D) Why is this? Because he sees a lion. The lion's hair is curly. He thinks that it is very cool. So he makes

his hair curly, too. He also dyes it red. He feels happy with his hair.

     (E) The old horse is very angry. He whips (鞭打) the youngest son and tells him to get out of the house.

People see the marks of the whip on the youngest son' s body, and call him "Zebra".

     (F) In two months, the second son also comes back home. He learns to carry things on his back from the

elephants. He feels OK even if he carries many things on his back. His father is happy with him, too.

The right order is: 1______ 2______ 3______ 4______ 5______

急付款方式、异地取款说法错误的有

A、储户办理大额异地取款的，一日累计取款金额在５万元（不含）以上时，取款人必须提前以电话等方式向储蓄网点预约

B、异地凭活期存折或卡在储蓄所取款，每日每户最高限额为２０万元(不含)

C、用急付款方式为储户办理异地取款，凭折限额为５万元(不含)

D、用急付款方式为储户办理异地取款，凭卡限额为１万元(含)

在塔的操作中，塔底液面稳定，汽提蒸汽量稳定是塔稳定操作的重要条件。

无论是两项资产还是多项资产构成的投资组合，组合中资产之间的相关系数发生变化时，投资组合的收益率都不会低于所有单个资产中的最低收益率，投资组合的风险也不会高于所有单个资产中的最高风险。 ( )

关于体温调节的叙述中不正确的是（）

A.体温的调节中枢在下丘脑

B.人的正常体温在37度左右

C.在寒冷环境中，人体内的甲状腺激素的含量会升高

D.体温调节可保证在任何环境条件下体温的相对稳定