格林-巴利综合征的脑脊液为（） A.多核细胞明显增多 B.淋巴细胞明显增多 C.糖、

完形填空。

Mr. Turner works in a middle school. As a good    1  , he is friendly to his students. And he is always strict   2   himself. He often tells his students to do their best to    3   the persons    4   trouble.     One Saturday morning, Mr. Turner went to see his friend who was ill in hospital. As something was wrong   5   his car, he had to take a bus. After he got on the bus, he found a seat and sat down. But soon    6   people got on the bus and some had to stand. He looked   7   and saw a woman behind. He stood up and gave his seat to her. The woman said   8   and sat down. Her behaviour(举止)made Mr. Turner   9  .     "It's necessary for her to be taught how   10  polite," he said to himself. Then he asked, "What did you say, Madam?"     "I didn't say anything," answered the woman.     "I thought you said THANK YOU." When the woman heard this, her face turned red slowly.

( )1. A. policeman    ( )2. A. in            ( )3. A. make         ( )4. A. in           ( )5. A. to            ( )6. A. much         ( )7. A. around       ( )8. A. something       ( )9. A. happy         ( )10. A. is        B. teacher     B. for         B. help          B. with          B. on           B. a lot        B. for        B. anything         B. angry         B. to be        C. driver        C. to           C. put          C. among        C. with         C. more         C. at            C. nothing         C. pleased       C. be           D. worker         D. with           D. get            D. of             D. for            D. few            D. up             D. with a smile                                     D. interesting    D. are

某化学兴趣小组的同学经查阅资料得知：人呼吸中各种气体的体积分数如下表所示：

气体	吸入气体	呼出气体
X	78%	75%
Y	21%	15%
CO2	0.03%	3.68%
H2O	0.02%	5.44%
其它	0.95%	0.88%

（1）请你判断：表中X是______，Y是______；

（2）欲证明人呼出的气体中含有水蒸气，其实验方法是______；

（3）X气体在呼吸过程中没有参与化学反应，但在呼出的气体中体积分数却减少了，其原因是：

______．

为“教师”表的职工号字段添加有效性规则：职工号的最左边三位字符是110，正确的SQL语句是（）

A.CHANGE TABLE 教师ALTER职工号SET CHECK LEFT(职工号，3)=“110”

B.ALTER TABLE 教师ALTER职工号SET CHECK LEIFT(职工号，3)=“110”

C.ALTER TABLE教师ALTER职工号CHECK LEFT(职工号，3)=“110”

D.CHANGE TABLE教师ALTER职工号SET CHECK OCCURS(职工号，3)=“110”

学校心理健康教育的任务是（）

A、培养学生良好心理素质

B、维护学生心理健康

C、成为"四有"新人

D、促进学生实现与环境的积极适应

滞产是指总产程超过（）

A.20小时

B.24小时

C.26小时

D.28小时

E.30小时