题干

已知a:b:c=3:4:5,则
a
+
2
b
+
c
a
-
b
-
3
c
=____.
上一题 下一题 0.0难度 选择题 更新时间:2019-05-06 05:48:45

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-1

同类题1

阅读下面短文,掌握其大意,然后从1~20各题所给的四个选项(A、B、C和D)中,选出最佳选项。

    Some people are afraid of starting a casual(随意的) conversation with a stranger because of a fear of not having anything interesting to say. Fear of refused is also a1for keeping silent. Small talk in a conversation can 2 as a way of warming up and getting to3each other. Most people, no matter 4 successful they are at work, will find the process of 5 small talk uncomfortable, even meaningless.6 , you will have a pretty small world 7 you refuse to let others in. Starting off with a casual comment or question will make others 8, and even just greeting them with a simple “hello” will often be enough.

    Once you have made the first 9 , there is no turning back. You need to keep things 10  before you can politely say goodbye. Think about what you would like to 11 with a new friend and that is what you can ask the other person about. Work, family, hobbies or interests are some12_points of discussion. To keep the ball rolling, you can show that you are really 13in what they are saying. Once you find common 14 of interest, things will certainly15 off from there.

    Small talk can16out to be a pleasant experience. The conversation 17 be brief and casual without turning into a long and boring discussion. Do not let yourself 18 the conversation. Stop worrying about how big of a fool you may appear to be. You may19 find out later on that you have the “20” of getting people to open up to you by engaging them in small talk.

同类题3

课外阅读

我爱秋天

       炎热的夏季总算过去了,几缕凉风吹过,便顿生了几丝惬意。“秋天来了!”我的心中全然是对秋的喜爱。我要高呼:“我爱秋天!”

秋天,极富绚丽色彩的季节;秋天,极富累累果实的季节。

       每当秋天悄然而至,我都要去田野里、山坡上,欣赏秋赐予大地的新装。瞧这边的田野,脱去了绿裙子,换上了金黄的头篷,又是一种别样的美。天是那么(    ),那么(    );流水是那么(    ),那么(    )。还有路边的排排杨树,这会儿也洋洋洒洒地飘落下片片叶子,宛如只只飞旋的黄蝴蝶,翻转着、抖动着,伴着优美的舞姿停落在地面之上,流水之间……加之“一”字排开,或是“人”字排开的南飞大雁,呵,这是怎样美丽的一幅画卷哪!天色渐渐晚了,再看着那边的山坡,一棵棵的红枫树,红的多好看啊!像少女羞红的脸庞,像醉汉涨红的面颊,跟天边的红霞连在一起,简直是一团团的火焰在燃烧。烧得我心中暖意融融,烧得我甚至忘记了将要到来的寒冬。

       每当秋天悄然而至,总是要伴着飒飒的秋风,挟着柔长的秋雨。秋雨淅沥,连绵不断,像串串珍珠,在天地之间织起了一层层迷蒙的雨帘。每每这时,我总是抛开雨伞,就在这样的雨中行走。任雨水吻着我,拥着我,任雨水沾湿我的头发,任雨水尽情地散发它的种种温情 ,让我深深地体会到了秋雨的凉爽……每每这时,一切的烦恼与忧愁,一切的猜忌与狐疑,都在雨水的轻抚下逃走了,留下的,是一个纯粹的我,一个美丽的我。

每当秋天悄然而至,我都会怀着一颗充满希冀的心走进花园。瞧,那株株菊花,一夜过后,便一团团、一簇簇地zhàn开了笑脸。有红的、白的、黄的,艳丽多姿,香气宜人,在凉凉的秋风之中,不畏寒霜,尽展着花之优美。我的心,也会随之而激动不已,从未有过的信心,从未有过的勇气,此时也都一chū即发,让我决心要像菊花那样傲然吐蕊。

       每当秋天悄然而至,田间垄上,果园之间,到处都是忙碌收割的人们,到处都是笑语声声。看,地里的那亩亩庄稼,都结满了饱满的果实;瞧,果园里的株株果树,也同样是硕果累累。“春华秋实”,丰收的时候终于来到了1农田里,那沉甸甸的稻谷笑弯了腰,麦子甩出了大穗子,一棵棵的大白菜像卫士一样站在田地里,还有那香气扑鼻的苹果……真是数不胜数。农民们可是乐坏了,他们从早到晚地忙着收割,还一边唱着小曲:“大玉米哎大高粱,收割完了送回家……”农家人秋收的喜悦,在这个迷人的季节里传向了祖国大地……

      我爱秋天——它给我们带来了美丽如画的秋色!

      我爱秋天——它给我勇气,给我力量!

      我爱秋天——它给我们每一个人,每一个辛苦忙碌了一年的人们带来了丰收的喜悦!

      我爱秋天!