煤与瓦斯压出的基本特征有哪些?

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问题:

煤与瓦斯压出的基本特征有哪些?

考点:煤矿防突工煤矿防突工题库
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下列各句中,加点的成语使用不恰当的一项是      (   )

A.金融危机席卷拿球,有些冒家提高关税壁垒,实施以邻为壑式的自保政策,最终也将损害本国利益。

B.这座海滨城市有着得天独厚的地理条件,这里沦海桑田,土地肥沃,气候湿润,雨量充足,水质甜冽,是全国著名的优质蔬菜产区。

C.随尊生活水平的日羊提高,农民群众的代步工具也鸟枪换炮,由自行车换成了摩托车,甚至小汽车,节能环保的电动车也备受青睐。

D.在“打黑除恶”专项斗争中,曾经炙手可热的原重庆市司法局局长文强也难逃法网。

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下列各句中,加点的成语使用不恰当的一项是

A.普京表示,尽管“统一俄罗斯党”在新一届国家杜马选举中独树一帜,但他不会因此修改宪法以谋求三次连任或延长总统任期。

B.不管如何描述姚明,都不算言过其实,因为姚明的文化意义已远远超过体育本身,他已经成为推动美国人了解中国和亚洲的一面镜子。

C.这所学校向家长发了一封关于收取学费的公开信,虽言“切实减轻群众负担”,可实际收费额却步步攀升。首鼠两端,堪称奇文。

D.对待野生动物,我们再也不能像过去那样“为渊驱鱼,为丛驱雀”,赶尽杀绝,只顾眼前利益。

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第三节完形填空(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中选出可以填入空白处的最佳选项,并在答题卡上将该项涂黑。

A passenger told an air hostess that he needed a cup of water to take his medicine when the plane just took off. She told him that she would   26   the water in ten minutes.

Thirty minutes later, when the passenger’s ring for   27   sounded, the air hostess realized it at once. She was kept so   28   that she forgot to deliver him the   29  . As a result, the passenger was   30  to take his medicine. She hurried over to him   31   a cup of water, but he 32   it.

In the following hours on the   33  , each time the air hostess­ passed be the   34  , she would ask him with a   35   whether he needed help or not. But the passenger   36   paid attention to her words.

When he was going to get   37   the plane, the passenger asked the air hostess­ to   38   him the passengers­’ booklet(意见簿). She was very   39  . She knew that he would write down 40   words, which might result in the loss of her job.   41   with a smile she handed it to him.

Off the plane, she   42   the booklet, and cracked a smile,   43   the passenger put it, “On the flight, you asked me whether I need help or not for twelve times   44  . How can I refuse your twelve sincere smiles?”

That’s   45  ! Who can refuse your twelve sincere smiles from a person?

26.A.take     B.bring    C.carry          D.hold

27.A.food     B.drink    C.service         D.medicine

28.A.tired     B.silent    C.calm           D.busy

29.A.water    B.help     C.milk           D.warning

30.A.held on  B.held up  C.held out      D.held down

31.A.for       B.about    C.with               D.in

32.A.refused   B.accepted C.liked          D.hated

33.A.seat      B.air      C.floor           D.flight

34.A.customer B.passenger  C.guest          D.visitor

35.A.glance     B.look       C.smile          D.cry

36.A.never          B.often    C.always        D.seldom

37.A.on        B.to         C.off           D.from

38.A.hand     B.take      C.throw         D.lend

39.A.glad      B.angry    C.curious        D.sad

40.A.important B.sharp      C.polite        D.nice

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

42.A.hid       B.tore      C.opened         D.closed

43.A.if         B.for       C.after         D.when

44.A.in all     B.above all  C.or else       D.or so

45.A.wrong    B.wonderful  C.impossible  D.right

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进入锅筒和潮湿的烟道内,照明电压不超过()V。

A、12

B、24

C、36

D、100

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板厚大,则弯曲半径宜小,板厚小,弯曲半径宜大。

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