SMTP使用端口（）传输邮件报文，报文采用（）格式表示。报文采用（）格式表示。 A．

阅读短文，判断正(T)误(F)。

      Hello. My name is Chen Jie. Now let me tell you something about myself. I study in No.1 Primary School.

My favourite day is Tuesday. We have English, music and science.

      We like our science teacher very much. He's tall and strong. He's active. I like to have eggplant, tofu and

fish for dinner. They're salty. What about you?

( ) 1. Tuesday is Chen Jie's favourite day.

( ) 2. She has English, music and computer on Tuesday.

( ) 3. She likes science teacher very much.

( ) 4. Her English teacher is tall and strong.

( ) 5. She has eggplant, tofu and fish for lunch.

成人红细胞在发育过程中的主要变化是（）

A.红细胞体积逐渐变小

B.红细胞体积逐渐变大

C.红细胞胞核逐渐消失

D.红细胞胞核变大

E.血红蛋白量逐渐减少

下列哪种体位中心线向足侧倾斜30°角

A．头颅正位

B．头颅侧位

C．汤氏(Towne)位

D．颅底颌顶位

E．颞颌关节侧位

可转换证券由公司债券转换为公司普通股后，公司股权结构发生了变化，股本增多了，因而需要在转换发生后对公司财务报表中的每股收益进行稀释。( )

设计报道方案的根本依据在于（ ）

A．报道进程

B．报道方式

C．报道思路

D．报道效果目标