He tried to make himself_______at the pa

一个IP地址由网络号部分和主机号部分组成。在进一步划分子网的时候，C类IP地址的子网号是从______部分划分出来的。

男孩1岁，3天前发热38.5°C，热退后出现口腔溃疡。哭闹，拒食，流涎。检查见口腔粘膜片状充血，有数十个溃疡，有的互相融合，疮破溃后形成痂壳，最可能的诊断足

A．雪口病

B．疱疹性口炎

C．球菌性口炎

D．疱疹样口炎

E．手足口病

“现实是此岸，理想是彼岸，行动则是架起连接两岸的桥梁。”这句话启迪我们，通向理想的道路只有一条，那就是（    ）

A．坐等机遇、及时把握

B．制定完美人生规划

C．脚踏实地、全力以赴

D．及时调整理想目标

An investor purchased a 6 - year annual interest coupon bond one year ago. The coupon interest rate was 10 percent and the par value was $1000. At the time he purchased the bond, the yield to maturity was 8 percent. If he sold the bond after receiving the first interest payment and the yield to maturity continued to be 8 percent, his annual total rate of return on holding the bond for that year would have been:（）

A. 6.00%.

B. 9.95%.

C. 8.00%.

读某地海陆轮廓和板块示意图，回答问题。

按照六大板块的划分，M小板块属于（）

A.亚欧板块

B.印度洋板块

C.非洲板块

D.太平洋板块