已知xm=6,xn=-2,则xm-2n=______.

题型:填空题

问题:

已知xm=6,xn=-2,则xm-2n=______.

考点:有理数除法
题型:填空题
4时25分=(    )时3.02平方千米=(    )公顷
题型:填空题

“谷道”是指()

A.食道

B.胃

C.大小肠

D.肛门

题型:填空题

学校组织植树活动,三年级植树38棵,四年级植树的棵树是三年级的3倍,两个年级共植树多少棵?

题型:填空题

下列关于工程计价的说法中,正确的是()。

A.工程计价包含计算工程量和套定额两个环节

B.建筑安装工程费=∑基本构造单元工程量×相应单价

C.工程计价包括工程单价的确定和总价的计算

D.工程计价中的工程单价仅指综合单价

题型:填空题

阅读下在短文,从短文后各题的A、B、C、D四个选项中,选出适合填入对应空白处的最佳选项,并在答题卡上将该选项涂黑。

A woman id her sixties lived alone in her little cottage with a pear tree at her door. She spent all her time taking care of the tree. But the children nearby drover her    21     by making fun of her. They would climb her tree and then run away with pears,     22  “Aunty Misery” at her.

One evening, a passer by asked to    23    for the night. Seeing that he had an   24  Face, she let him in and gave him a nice    25  . The next morning the stranger, actually a sorcerer (巫师), thanked her by granting (允准) her   26    that anyone who climbed up her tree 27  not be able to come back down until she   28 it.

When the children came back to steal her   29  , she had them stuck on the tree. They had to beg her

long   30  she gave the tree permission to let  31   go. Aunty Misery was free from the   32  at last.

One day another man    33   her door. This one did not look trustworthy to her,   34  she asked who he was . “I am Death, I’ve come to take you   35   me.” said he.

Thinking fast Aunty Misery said, “Fine, but I’d like to  36   some pears from my dear tree to remember the 37          

it brought to me in this life. But I am too    38  to climb high to get the best fruit. Will you be so   39   as to do it for me?” With a deep sigh, Mr. Death climbed up the tree   40  and was immediately stuck to it. No matter how much he warned or begged, Aunty Misery would not allow the tree to let Death go.

21.  A. hopeless    B. painful   C. dull   D. crazy

22.  A. calling     B. shouting   C. announcing       D. whispering

23.  A. stay       B. live       C. hide             D. lie

24.  A. interesting B. honest    C. anxious          D. angry

25.  A. gift       B. kiss      C. treat             D. smile

26.  A. suggestion  B. demand     C. permission       D. wish

27.  A. could      B. should     C. might            D. must

28.  A. permitted   B. promised   C. answered         D. declared

29.  A. branch    B. food       C. tree             D. fruit

30.  A. after      B. while      C. since            D. before

31.  A. it        B. them       C. him              D. her

32.  A. trick     B. question    C. trouble          D. difficulty

33.  A. stepped into   B. left for C. stopped at      D. walked around

34.  A. so       B. but          C. although        D. because

35.  A. with     B. off          C. upon            D. for

36.  A. choose    B. pick         C. shake           D. hit

37.  A. honor     B. pleasure      C. hope            D. excitement

38.  A. light     B. short        C. old             D. thin

39.  A. proud     B. kind         C. fine            D. smart

40.  A. disappointedly       B. cheerfully      C. unwillingly     D. eagerly

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