精馏塔操作中常采用灵敏板温度来控制塔釜再沸器的加热蒸汽量。

阅读理解。

     Linda and Mary are good friends.   Linda is thirteen.   She comes from the U.S.A.   Mary is twelve.   She's from

London(伦敦). They study in the same school, but in different classes. Linda's father teaches English in a middle

school. Her mother drives a car. Mary's mother works in an office. Her father is a doctor. Linda can speak English,

French(法语) and a little Chinese. Linda's mother likes cooking.  She likes eating rice. But Linda' s father doesn't.

He likes drinking milk and eating bread. Mary's mother doesn't like cooking. But she likes doing some shopping

(购物). She can make nice skirts and dresses. Mary's father likes doing housework(家务).

根据短文内容,补全下面句子，每空一词。

1. Linda is Mary's good _________.

2. Mary comes from ___________.

3. Linda's father is an English _________ in a middle school.

4. Mary's father works in a ____________.

5. Linda's parents like eating different ___________.

余某犯罪后自动到公安机关投案，并如实供述了自己的罪行。对余某依法应如何量刑( )

A．应当从轻或者减轻处罚

B．可以从轻或者减轻处罚

C．如果犯罪较轻，应当免除处罚

D．如果犯罪较轻，可以免除处罚

17大报告首提“创造条件让更多群众拥有财产性收入”，以下属于财产性收入的是

A．工资薪金收入

B．劳动者年终奖金所得

C．劳动者兼职所得

D．银行存款利息所得

根据《水工建筑物地下开挖工程施工技术规范》(SDJ 212—83)，下列关于洞室开挖爆破安全要求正确的是( )。

A．单向开挖隧洞，安全地点距爆破工作面的距离，应不少于200m～1

B．单向开挖隧洞，安全地点距爆破工作面的距离，应不少于300m

C．相向开挖的两个工作面相距30m放炮时，双方人员均须撤离工作面

D．相距15m时，应停止一方工作单项开挖贯通

E．相向开挖的两个工作面相距50m放炮时，双方人员均须撤离工作面

治疗慢性心功能不全和逆转心肌肥厚并能降低病死率的药物是（）

A.强心苷

B.哌唑嗪

C.硝酸甘油

D.酚妥拉明

E.卡托普利