下述关于机械式十字板试验的规定，正确的有（）。 A.十字板头入

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下述关于机械式十字板试验的规定，正确的有（）。

A.十字板头入土深度应不小于套管底端以下50cm

B.十字板试验孔，宜采用空心螺旋钻清孔

C.剪切速率以10min转1周为标准

D.如在试验位置恰好碰到硬土层，则该位置的试验不作

E.水域进行十字板试验，若孔底土质软弱，应采用双层套管

答案

参考答案：A, B

填空题

已知二次函数y=2x²+bx+1（b为常数），当b取不同的值时，对应得到一系列二次函数的图象，它们的顶点都在一条抛物线上，则这条抛物线的解析式是______；若二次函数y=2x²+bx+1的顶点只在x轴上方移动，那么b的取值范围是______．

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完形填空

第二节完形填空（共20小题，每小题1.5分，共30分）

阅读下面短文，掌握其大意，从每题所给的A、B、C、D四个选项中，选出最佳选项并在答题卡上将该项涂黑。

More good things come from small things

About a year ago, a couple with three children moved into the apartment next door to me.

I never heard any 36 from the children, but the parents were always shouting at the kids.

We 37 often in the hallways when we were coming or going. I 38 spoke, but the only 39 I ever got was a hello from the four – year – old girl.

I usually go out for breakfast and one day when I 40 they were just coming from their apartment and the little girl was holding the door 41 for the others. I 42 in the car doing unnecessary things because I didn’t like to be snubbed（冷落）. The parents were 43 her to hurry and get in the car, I looked up and saw the little girl was 44 holding the door open, 45 for me.

I hurried as much as I could and 46 her. She was smiling from ear to ear. That afternoon I saw a white toy bear, I 47 the little girl and said to myself, “I 48 she would like that” so I bought it. I wrote a note 49 how much her act of kindness had touched a soft spot in an old man’s 50 .

The next day there was a 51 on the door and 52 was the little girl and her father. She was so proud of her bear and thanked me. Then I 53 her mother and the other children were there in the hall too. The mother and father both thanked me.

Now when we meet in the hall we all speak, and in a 54 manner, I might add. 55 time

passes, I don’t hear that shouting as often. In fact, hardly at all.

36．A．sound B．noise C．conversation D．crying

37．A．met B．saw C．visited D．gathered

38．A．never B．sometimes C．seldom D．always

39．A．reward B．action C．answer D．prize

40．A．moved B．returned C．started D．drove

41．A．open B．closed C．fit D．active

42．A．stopped B．kept C．worked D．remained

43．A．suggesting B．telling C．forcing D．making

44．A．ever B．even C．still D．yet