选择培养基要选择融合的是（） A.脾细胞-瘤细胞 B.瘤细胞-瘤细胞 C.脾细胞-脾

下列哪种物质不能作为推拿介质使用（）

A.清水

B.凡士林

C.麻油

D.碘酊

图示等边角钢制成的悬臂梁AB，c点为截面形心，x＇为该梁轴线，y＇、z＇为形心主轴。集中力F竖直向下，作用线过角钢两个狭长矩形边中线的交点，梁将发生以下变形：（）

A.x＇z＇平面内的两面弯曲

B.扭转和x＇z＇平面内的平面弯曲

C.x＇y＇平面和x＇z＇平面内的双向弯曲

D.扭转和x＇y＇平面、x＇z＇平面内的双向弯曲

当某种卫生服务的需求弹性系数等于1，即需求量的变化率等于价格的变化率时，说明该服务为（）

A.完全弹性

B.富有弹性

C.单位弹性

D.缺乏弹性

E.完全无弹性

II. 完形填空

Sometimes a small thing during your childhood can leave a lasting impression. The event happened one day when we were having  16  after shopping. I was glad to see there were so many  17  dishes on the table except for a plate of peas.

I can’t  18  why so many people like to eat peas. But I do not like peas at all.

“Eat your peas,” my grandmother said. “Mother,” said my mother in her  19  voice, “he doesn’t like peas.” My grandmother did not  20  , but there was something in her eyes that    21   she was not going to  22   . She said slowly but firmly, “I’ll pay you five dollars if you eat those peas.” I didn’t know what to do then. I only knew that five dollars was a good amount of money. I began to  23  the awful things down my throat.

With a  24  smile on her face, Grandmother said, “I can do what I want to, Ellen, and you can’t   25  me.” My mother glared at me. No one can glare like my mother. The glares made me nervous, and every single pea made me want to  26 . Finally I swallowed the last pea. My grandmother   27  me the five dollars with a smile.  28   , my mother continued to glare  29   .

That night, at dinner, my mother  30  two of my all-time favorite dishes, beef and potatoes. Along with them  31  a big, steaming bowl of peas. She offered me some peas, and I    32  ， “Mum, I don’t like peas,” I said.

“You ate them for  33  ,” she said. “You can also eat them for love.” “But, I ...” What could I say to refuse my mother? There was  34 . I had no choice but to eat the peas. The five dollars were quickly  35 . But the story of the peas lives on to this day.

16.  A. tea              B. lunch          C. coffee        D. supper

17.  A. delicious     B. perfect    C. expensive       D. colorful

18.  A. believe        B. agree      C. understand    D. forgive

19.  A. violent        B. angry      C. unattractive         D. warning

20.  A. analyze       B. reply         C. insist        D. resist

21.  A. proved        B. suggested   C. wondered     D. advised

22.  A. give up       B. give in    C. allow for        D. leave alone

23.  A. conduct       B. digest         C. absorb    D. force

44.  A. greedy        B. disappointed  C. satisfied     D. sensitive

25.  A. prevent       B. master    C. scare           D. arrange

26.  A. put forward   B. set out   C. throw up      D.break through

27.  A. spared         B. borrowed    C. showed      D. handed

28.  A. But             B. However     C. So         D. Though

29.  A. in silence      B. with excitement

C. in surprise      D.with doubt

30.  A. chose       B. gathered           C. served         D. ordered

31.  A. arrived        B. appeared      C. came            D. went

32.  A. smiled        B. refused      C. accepted      D. admitted

33.  A. Grandmother  B. lunch      C. Mother            D. money

34.  A. no one        B. nothing     C. anything       D. everything

35.  A. saved       B. used            C. spent       D. lost

盏托