餐厅服务员对所服务的每道菜,起码应知道()。 A.每种原料的单价 B.所用原材料的进

题型:单项选择题

问题:

餐厅服务员对所服务的每道菜,起码应知道()。

A.每种原料的单价

B.所用原材料的进货渠道

C.菜肴营养成份的准确含量

D.菜点的文化典故、口味特点、烹调方法等

考点:餐厅服务员餐厅服务员高级餐厅服务员高级题库
题型:单项选择题

阅读理解。

     Roger, a young man from China, has taught Chinese in a primary school in England for 3 years. A lot of

children like his class and he enjoys teaching them very much. All the pupils are quite interested in what Roger

teaches them. They learn quickly and do everything carefully.

     One day he said to the children,"People in a lot of Asian countries wear white clothes at funerals (葬礼),

but people in America and in Europe wear white in the weddings because white means purity and happiness.

What colour does an English woman wear when she gets married?"

     Mary said,"White, sir, because she is happy." "That is good, Mary," Roger said."You are quite right. She

wears white because she is happy."

     But then one boy in the class put up his hand."Yes, Dick?" Roger said, "Do you have a question?" "Yes,"

     Dick said."Why do men wear black in our country when they get married, sir?"

1. What does Roger do?

A. He teaches English in China

B. He is a Chinese teacher in China

C. He teaches Chinese in England

D. He teaches English in England

2. Roger enjoys teaching his pupils because _______.

A. they are his own children

B. they are clever and careful

C. they are lovely

D. they are polite and helpful

3. An English woman wears white clothes _______.

A. when she gets married

B. when she is worried

C. when she is sad

D. when she is a funeral

4. What colour do men in England wear when they get married?

A. White

B. Black

C. Red

D. Green

5. Which of the following is true?

A. Roger dislikes teaching the children.

B. Dick was a slow girl.

C. People in England wear white when they get married.

D. Dick, a clever boy, liked asking questions.

题型:单项选择题

在下列化学方程式中,能够用离子方程式Ba2++SO42-=BaSO4↓表示的是( )

A.BaCl2+K2SO4=BaSO4↓+2KCl

B.BaCO3+H2SO4=BaSO4↓+CO2↑+H2O

C.Ba(OH)2+ H2SO4=BaSO4↓+2H2O

D.Ba(OH)2+ 2KHSO4=BaSO4↓+K2SO4+2H2O

题型:单项选择题

顿挫型带状疱疹表现为()

A.仅出现红斑、丘疹而无水疱

B.同时侵犯2个以上神经节产生对侧皮损

C.不出现皮损而仅有神经痛

D.侵犯肺、脑等器官

E.只出现皮损而无神经痛

题型:单项选择题

(14分)下图是一个制取氯气并以氯气为原料进行某个特定反应研究的装置。

(1)实验开始时,先点燃A处的酒精灯,打开K,使Cl2充满整个装置,再点燃D处酒精灯,然后连接上E装置;E处石蕊试液先变红然后渐变为无色,同时漏斗中的液面略有上升,则产生颜色变化的原因是                

a.反应中产生CO2的缘故              b.反应中产生HCl的缘故

c.反应中产生HCl并有Cl2溶于水      d.反应中同时有CO2、HCl产生的缘故

D处反应的化学方程式为                                             

(2)装置C的作用是                                          

(3)若将E处中的液体改为澄清石灰水,反应过程中的现象为          

a.有白色沉淀产生            b.先生成白色沉淀而后沉淀消失

c.无明显现象                d.开始无沉淀,然后产生白色沉淀

(4)当反应结束后关闭K,移去A处酒精灯,由于余热作用,A处仍有Cl2产生,此时B中现象为                       ,B的作用是                              

(5)E装置无法确认D处反应中有CO2产生,为了证明CO2的存在,要对E装置进行改变,下列装置符合要求的是         

(6)本实验的目的是                                                                 

题型:单项选择题

如图所示,杠杆每小格的长度相等,质量不计,O为支点,物体A是边长为0.1m的正立方体。当杠杆右侧挂一个物体B时,杠杆平衡,此时物体A对水平桌面的压强为400Pa;若物体B向右移动1小格,物体A对水平桌面的压强减小了200Pa,则物体B       N。

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