分泌胃蛋白酶原的是（） A.主细胞 B.壁细胞 C.黏液细胞 D.G细胞 E.嗜银细

超限车辆行驶公路的危害，一是严重损害路桥等道路基础设施；二是诱发了大量的道路交通安全事故；三是导致运输市场的恶性竞争；四是影响了汽车生产工业的健康发展，造成“（）”车辆泛滥。

A、非法改装

B、大吨小标

C、超限超载

非处方药给药途径，主要是

A．以非肠道给药为主

B．根据病情和医嘱决定

C．以口服、外用为主

D．以鼻饲给药为主

E．以灌肠给药为主

第三节：完型填空（共10小题；每小题1分，满分10分）

Every one in our school loves sports. Every morning __36__ we get up,we do morning exercises. After the second class we do exercise again. We only have __37__ classes twice a week, but we do physical training at five every afternoon. The most popular sport is basketball. The __38__ enjoy playing it and many of the girls like it, too. __39__ popular sport is football and in every class there __40__ a lot of football fans. Volleyball is often played when the weather is __41__. We have school teams in basketball, football and volleyball. Our teams often __42__ friendship matches with teams from other schools. When there is a match, __43__of us go to watch it and cheer our side on .

Besides ball games, some of us like track-and-field events, __44__ we often practise running, jumping and throwing. Every term we have tests in these events and once a year, we hold a sports meeting.

Sports help us to keep __45__.

36. A. while           B when            C before            D after

37. A.English          B. Chinese         C. P.E             D. music

38. A. teacher          B. boys            C. students          D. people

39. A. Some other       B. Other           C. Another          D. The other

40. A. are              B. is              C. were             D. was

41. A. shining           B. rainy           C. fine             D. wet

42. A. see              B. have            C. look at           D. watch

43. A. several           B. few             C. a few            D. many

44. A. because          B. but              C. or               D. and

45. A. thisty and hungry    B.healthy and happy  C. fat and tired      D. thin and weak

商业持仓指的是（）的持仓。

A.生产商

B.加工企业

C.互换交易商

D.贸易商

下列措施中不能降低离心式注水泵机组的泵管压差的是（）.

A.离心泵减级

B.切削叶轮

C.更换较小的叶轮

D.提高转速