新分泌釉质基质所含矿物质仅占矿化物总量的（）。 A.15％～20％ B.25％～30

第二节完型填空（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36—55各题所给的四个选项（A、B、C和D）中，选出最佳选项，并在答题卡上将该项涂黑。

Charles and I used to hang out all the time, together with a few other guys, but he seemed too cool for us recently．We couldn’t understand the   36  , and we didn’t ask him for an explanation． 37  , we decided to   38  him a lesson in the way he treated us．

Once we started giving Charles the  39  shoulder, almost everyone was taking no notice of him．He looked so  40  , especially at lunchtime when he sat alone in the cafeteria．Now and then he nodded and said, “Hey!” when  41  passed his table, but all he got  42  return were mean looks and silence．

At first I was glad my plan had  43 ．I only wanted him to know  44  it felt like to be blown off, but I hadn’t thought about how badly my “lesson” would  45  him．

During one lunch period, Charles  46  glanced at his watch, obviously 47   the minutes until he could leave the cafeteria．I suddenly realized I had done wrong．“Hey! Man．I’m terribly sorry．” I called out．“Oh, so you are talking to me now?” he asked．

“I’m sorry,   48   I had thought that you wanted to end our   49 ．” I said．

“What?” he nearly shouted, looking much   50 ．

“I’ve left you alone because I thought that was what you wanted．”

“Oh, my God! Why would I want  51  ?”He I shouted, completely puzzled．

Clearly, we both had been  52  each other wrong．At first Charles couldn’t accept my  53 ．I knew he needed time to   54 all the hurt I’d caused him．But eventually, he did forgive me．We even started   55   out together again．And our friendship wasn’t destroyed at all．

36．A．situation        B．change             C．action         D．appearance

37．A．Besides        B．Therefore           C．Instead       D．But

38．A．take          B．teach              C．give           D．have

39．A．serious        B．friendly           C．warm         D．cold

40．A．sad           B．angry              C．happy        D．joyful

41．A．he           B．anyone           C．they          D．someone

42．A．at           B．in                C．on            D．by

43．A．helped        B．operated            C．worked       D．affected

44．A．what         B．that             C．which       D．how

45．A．worry        B．touch           C．hurt         D．disappoint

46．A．unexpectedly  B．worriedly          C．excitedly      D．repeatedly

47．A．counting      B．guessing           C．waiting       D．checking

48．A．and          B．so               C．thus          D．but

49．A．relationship   B．emotion            C．love          D．friendship

50．A．interested    B．pleased              C．surprised      D moved

51．A．one          B．those           C．that            D．such

52．A．understanding  B．regarding        C．knowing      D treating

53．A．explanation    B．attitude           C．suggestion    D．apology

54．A．get through    B．get over          C．get across     D．get along

55．A．leaving      B．looking            C．hanging      D．standing

数据库管理系统的哪个功能模块实现对数据库数据的删除操作 ( )

A．数据库存取功能模块

B．数据库运行处理功能模块

C．数据库存储管理功能模块

D．数据库维护功能模块

孔子是中国古代儒家思想的创始人。中国在世界各地建立的孔子学院，作为中国语言和文化的传播平台，向世界展示了历史悠久的中华文化。这表明[ ]

A．中华文化走向世界     

B．中华文化以开放的心态接受外来文化

C．儒家思想是中华文化的核心   

D．儒家思想是特定历史时代的产物

简述《老人与海》中桑提亚哥与鲨鱼搏斗的经过。

或许有人抬杠说：不读名著咋了我还不是照样活着，活得不比你差．我会劝他说，你是活着，但是你仅仅只是活着，行尸走肉不是也“活着”吗为了活得充实些、清醒些，至少活得比现在更可爱一些，你还是试着去读一些好书吧．我们所处的这个信息、媒介异样发达的时代，有谁想过，恰恰是最容易淹埋真实事物和事物本质的时代呢因为发达，所有浮泛的、虚假的、劣质的、琐碎的东西得以传播和泛滥、流行和传染，它们实际上正联合起来，那些最有价值的东西!这样的谋杀和误导，正时时刻刻发生在我们身边，混乱着我们的生活．而名著的搁置，只是其中的一部分

本文的中心意思是()

A．读名著无益

B．读名著有益

C．读不读名著无所谓

D．读名著只是消遣