铧式犁的工作部件是主犁体，它的组成主要由犁铧、犁壁、犁托和（）。 A.犁架 B.陷深

根据短文内容，从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。

If you want to keep fit, please refer to the following:

Move More

Make it a daily to find ways to move your body.      小题1:    Climb stairs instead of taking the elevator. Walk your dog; play with your kids. It doesn’t have to be an hour in the gym or a 45-minute dance class. But that’s great when you’re up to it. At the same time, move more.

Quit Smoking

Ever since 1960 when it was announced that smoking was harmful to health, Americans have been reducing their use of tobacco products. Just recently, we’ve seen more and more teens smoking. Could it be the Hollywood influence?     小题2:   Take care! Warn your children against smoking.

   小题3:  

While recent studies show a glass of wine or one drink a day can help protect against heart disease, more than that can cause other health problems such as liver and kidney(肝肾) disease and cancer.

Reduce Stress

Easier said than done, stress comes in many ways.    小题4:    Spend 30 minutes a day doing something you like such as walk on the beach or in a park, read a good book, visit a friend, listen to relaxing music, and watch a funny movie.

Protect Yourself from Pollution

If you can’t live in a smog-free environment, at least avoid smoke-filled rooms.     ____小题5:   Exercise indoors in air conditioning when air quality is good.

A．Avoid Excessive Drinking

B．There are many things you can do to move your arms and legs.

C．Think carefully about what you will do.

D．Exercise outside when the smog rating is low.E. It seems that the stars in every movie smoke cigarettes.

F. Keep a Positive Mental Outlook

G. Some techniques given by experts are to think positive thoughts.

作为个人业务顾问的第一后备，发掘、推荐、销售产品。此岗位是（）。

A.网点经理

B.高级柜员

C.普通柜员

D.柜员主管

医疗机构从业人员违反本规范的，视情节轻重给予处罚，其中不正确的是（）。

A.批评教育、通报批评、取消当年评优评职资格

B.卫生行政部门依法给予警告、暂停执业或吊销执业证书

C.纪检监察部门按照党纪政纪案件的调查处理程序办理

D.缓聘、解职待聘、解聘

E.涉嫌犯罪的，移送司法机关依法处理

脂肪的呼吸商是（）。

A.1.0

B.0.8

C.0.7

D.16％

E.＜50％

盖尔达法分解蛋白质的过程可表示为

现对牛奶中的蛋白质进行下列实验：取30．0 mL牛奶，用盖达尔法分解蛋白质，把氮完全转化为氨，用0．500mol· L^-1的H₂SO₄溶液50．0mL吸收后，剩余的酸用1．00mol· L^-1的NaOH溶液中和，需38．0mL。求：

（1）30 ．0mL牛奶中氮元素的质量是多少？

（2）己知牛奶的密度1．03g·mL^-3，蛋白质中含氮的质量分数为16．0%，牛奶中蛋白质的质量分数为多少？