溃疡性结肠炎的特点应除外（） A.病因不明确 B.肠黏膜隐窝微脓肿形成 C.

We should never ________till tomorrow what we can do today .

A．put on

B．put off

C．give up

D．give away

句型转换。

1. She was seen to come out of the library by him (改为主动语态)

    He ________ _________ ________ out of the library.

2. When are trees often planted? (改为主动语态)

    When ________ people often ________ ________?

3. The League was founded in Guangzhou in 1922. (对画线部分提问)

    ________ ________ ________ ________ the League ________?

4. Did the students wear the school clothes a lot? (改为被动语态)

    ________ the school clothes ________ a lot?

5. Kate looked after the baby well yesterday evening. (改为被动语态)

    The baby _________ _________ ________ well by Kate yesterday evening.

人类基因组就是人体细胞内全部________的总和，人类基因组计划就是进一步破译人体细胞内全部DNA所含的____。

人体缺乏铁可患（）。

甲状腺功能亢进最严重的并发症是

A．甲状腺危象

B．心房颤动

C．恶性突眼

D．肝功能损害

E．充血性心力衰竭