在配置数据业务时，对于SFE8板，捆绑多少个2M即可以达到百兆速率？并说明EOS业务

阅读理解，判断正(T)误(F)。

     Jim Green is a student at No. 14 Middle school. He has classes from Monday to Friday. He has

many things to do after class. On Monday and Wednesday he helps his friends with their English. On

Tuesday he makes modle planes. On Friday afternoon, he plays basketball. He goes to the park with

his parents and sister on Saturday. On Sunday, he has a good rest at home and does his homework.

( ) 1.Jim has classes from Monday to Saturday.

(     ) 2.Jim helps his friends with their English after class on Monday and Wednesday.

(     ) 3.Jim plays basketball on Saturday afternoon.

(     ) 4.Jim helps his sister with her homework on Wednesday.

(     ) 5.Jim has a good rest at home on Sunday.

配制100m1 0.5%盐酸普鲁卡因溶液，使其成等渗需加入的氯化钠(1%盐酸普鲁卡因水溶液的冰点下降度为0.12；1%的氯化钠水溶液的冰点下降度为0.58)是

A．0.90g

B．0.79g

C．0.48g

D．0.45g

E．0.12g

下面哪项与冠心病危险性增加的关系不明确（）

A.颈动脉内膜增厚或者出现颈动脉斑块

B.任何年龄的肾动脉狭窄

C.体重指数大于28

D.老年人出现间歇性跛行

E.高密度脂蛋白下降

下列说法中不正确的是

A．两个非金属原子组成的化合物不可能是离子化合物

B．金属原子和非金属原子间也可形成共价键

C．离子化合物中不可能含有共价键

D．共价化合物中不可能含有离子键

电流表不能与（）串联。

A.发电机

B.蓄电池

C.前照灯

D.启动机