兰特、布朗和Hackett社会认识职业理论假设职业选择被个人发展的信念所影响，并通过

我市桥圩镇以羽绒加工闻名全国．用来加工羽绒的鸭毛主要含有（　　）

A．糖类

B．蛋白质

C．油脂

D．维生素

下列各组离子，能在指定溶液中大量共存的是[ ]

①无色溶液中：K⁺，Br^-，Na⁺，HCO₃^-

②使pH试纸变深蓝的溶液中：K⁺，CO₃^2-，Na⁺，AlO₂^-

③水电离产生的c(H⁺)=10^-12mol·L^-1的溶液中：ClO^-，CO₃^2-，NO₃^-，NH₄⁺，SO₃^2-

④加入Mg能放出H₂的溶液中：Mg²⁺，NH₄⁺，Cl^-，Na⁺，SO₄^2-

⑤使甲基橙变红的溶液中：MnO₄^-，NO₃^-，Na⁺，SO₄^2-，Fe³⁺

⑥PH=0溶液中：Fe²⁺，Al³⁺，NO₃^-，Cl^-

A．①③⑥

B．①②④⑤

C．①④⑤

D．③⑥

完形填空（共20小题；每小题1.5分，满分30分）

阅读下面短文，掌握其大意，然后从各题所给的A、B、C、D四个选项中，选出最佳选项。

Tired and hungry, two boys walked painfully and difficultly into a big city on October 16, on their feet that had just carried them 300 kilometers.

For nine days they lived like old-fashioned travelers,   21   somewhere new to sleep every night as they walked from one place to another. The boys slept in tents and   22   a six-yuan daily plan. “I learned more in those nine days than I had in the last nine years,” said 17-year-old Li Zhao   23 . Li and 15-year-old Li Xuemeng  24  their journey on October 7, with three teachers from an Educational Motivation Research & Service Center. The purpose of the   25  was for the two troubled boys to develop a (an)   26   attitude to school and life.

With two  27  and some instant noodles for the first day, the five  28  mainly along the Highway 107. On the way to the big city,  29   of them visited schools and interviewed   30   people from different walks of life. Both were asked to write about what they  31   during the walk.

“ The two boys need to know about   32   life and learn to get rid of difficulties, so we   33  this program,” explained Du Junpeng.    34  they had tents, they didn’t just   35  anywhere at night. “We had to   36   on people’s kindness for shelter,” said Li Zhao, who admits he used to be self-centered and at first was    37  against the idea of the trip. But the challenge of getting rid of the   38  on the journey has changed him.

“I’m more   39   than before. And now I also believe failure is the mother of  40  ,” he said.

21. A. finding             B. hunting           C. searching                      D. inventing

22. A. lived on           B. worked on      C. carried out             D. went on

23. A. anxiously         B. luckily            C. excitedly                D. tiredly

24. A. developed         B. separated               C. controlled              D. started

25. A. study                      B. trip                C. task                       D. job

26. A. passive             B. popular           C. different                D. active

27. A. tents                B. lights              C. drinks                    D. tools

28. A. ran                  B. drove             C. walked                  D. marched

29. A. both                 B. none               C. either                    D. some

30. A. famous             B. brave              C. different                D. strange

31. A. covered            B. learned           C. heard                     D. recognized

32. A. interesting               B. real                C. hard                             D. meaningful

33. A. carried on         B. cared about     C. took over                      D. worked out

34. A. Although          B. If only            C. As though              D. Since

35. A. sleep                B. adventure        C. move                     D. tour

36. A. get                   B. depend           C. take                      D. turn

37. A. hardly              B. heavily           C. strongly                 D. secretly

38. A. wrongs             B. problems               C. difficulties             D. fears

39. A. sociable            B. particular               C. common                D. formal

40. A. success             B. victory           C. hope                      D. aim

碎石类土斜坡稳定性因素主要取决于：（）

A.碎石粒径大小和形状

B.碎石密实程度

C.碎石类土中粘性土性质与地下水情况

子宫肌瘤的声像图特点包括：①肌瘤多呈低回声团块，典型的内部回声呈漩涡状；②肿块周围可见假包膜形成的低回声晕圈；③大的肌瘤或多发肌瘤可使子宫增大，形态失常；④浆膜下肌瘤使子宫变形，靠近黏膜的肌瘤可使内膜移位（）

A.①②③

B.①③

C.②④

D.④

E.①②③④