肾排出Mg2+增加的药物包括（） A.氨基糖苷类 B.二性霉素B C.顺铂 D.膦甲

下列哪种情况骨髓红系增生情况与网织红细胞计数不一致（）

A.再生障碍性贫血

B.缺铁性贫血

C.急性白血病

D.骨髓增生异常综合征（MDS）

E.自身免疫性溶血性贫血

第二节：完形填空（共20小题；每小题1．5分，满分30分）

阅读下面短文，从短文后所给各题的四个选项（A、B、C、D）中，选出能填入相应空白处的最佳选项，并在答题卡上将该项涂黑。

With golden sunshine and a gentle breeze, autumn is the most beautiful season in the year．This is a great time to go outside and have  36 ．Go to a valley to see red maple trees, go and pick fruit in an orchard （果园） or find an open field to fly your kite in．

37  , for many high school students, these great activities may be just a/an  38 ．With plenty of work to do, they spend all their hours indoors,  39 for a high mark in their exams．

40  , study is one of the most important things for teenagers． 41  life is definitely much more than that．

Sometimes we may be so  42  with studying that we forget how to make  43  wonderful．In doing so, we lose the  44  purpose of life—to be a valuable and happy person．

To  45  just how great it is to be alive, we have to  46  our books and pens and look around us．Students, take some exercise to  47  your health, take with your parents and friends for understanding and walk around outside your house to refresh your body and mind．

Going out and enjoying the beautiful countryside often helps our creativity in our work．Chinese craftsman Lu Ban created a saw to help woodworkers．But  48  he hadn’t walked  49  , he would not have been  50  by a kind of toothed grass．We could also suppose if Newton hadn’t rested under that apple tree, then he wouldn’t have been  51  by an apple, and his great theories would not have come out．

Going out is not only a/an  52  from hard work, but a chance to  53  to life experience．

So  54 , give your brain a good rest．Step out of the books and get our bag ready for an autumn outing．We are sure you will get much more than  55  from the exciting journey．

36．A．food             B．sunlight            C．fun               D．air

37．A．Also             B．Besides            C．However          D．Therefore

38．A．aim              B．dream            C．chance            D．effort

39．A．asking            B．putting            C．calling             D．struggling

40．A．In fact             B．As a result             C．In turn             D．Of course

41．A．So               B．But              C．Because           D．And

42．A．covered           B．reached            C．occupied           D．buried

43．A．clothes            B．heart              C．face              D．life

44．A．practical            B．foolish             C．real               D．idle

45．A．possess            B．enjoy             C．exploit             D．discover

46．A．take up            B．burn out           C．put down          D．sell out

47．A．raise              B．increase            C．improve           D．recover

48．A．whether           B．if                C．since              D．until

49．A．inside             B．home            C．outside            D．backward

50．A．touched           B．invited             C．inspired            D．suggested

51．A．met              B．hit                C．admitted           D．claimed

52．A．break             B．absence            C．movement        D．dedication

53．A．refer              B．turn              C．stick              D．add

54．A．come on          B．go on             C．step on            D．walk on

55．A．awareness          B．evidence           C．courage           D．knowledge

发热恶寒，头痛身痛，无汗气喘宜用（）

A.小青龙汤

B.麻黄汤

C.桂枝加厚朴杏子汤

D.麻杏甘石汤

E.大青龙汤

延髓空洞症累及哪个颅神经核，出现面部洋葱皮样痛温觉缺失（）

A.疑核

B.舌下神经核

C.面神经核

D.三叉神经脊束核

E.以上均不是

客人携带的密码箱钥匙丢失，要求帮助开箱，怎么办？