下面的题有甲乙两个无盖的长方形水箱,其中甲水箱里有一些水,乙没有,乙水箱长30厘米,宽20厘米,高50厘米,现将甲倒一些

下面的题
有甲乙两个无盖的长方形水箱,其中甲水箱里有一些水,乙没有,乙水箱长30厘米,宽20厘米,高50厘米,现将甲倒一些水到乙箱,使两个水箱的水高度相同,问现在两个水箱的高度是多少厘米?

We can make friends with everyone ( around )在.周围 us our teachers and ( even )甚至 our parents
翻译：我们可以做朋友和我们周围的每个人,和我们的老师,甚至我们的父母做朋友
around[英][ə'raʊnd] [美][əˈraʊnd]
adv.大约；旋转；到处,四处；在周围
prep.围绕；在附近；前后,左右；在…周围
易混淆的单词：Around
例句
Usage Note:
Around is an adverb and a preposition. In British English, the word 'round' is often used instead. Around is often used with verbs of movement, such as 'walk' and 'drive', and also in phrasal verbs such as 'get around' and 'hand around'.
around用作副词和介词.在英国英语中,常用round来替代.around常与表示动作的动词连用,如walk和drive,也常用在get around, hand around等短语动词中.
1.PREP环绕；围绕；包围To be positioned around a place or object means to surround it or be on all sides of it. To movearound a place means to go along its edge, back to your starting point.
...a village with a rocky river, a ruined castle and hills all around...
有一条多石的河流、一座破败的城堡并且四面环山的村庄
The Memorial seems almost ugly, dominating the landscape for miles around.
那座纪念碑耸立在方圆数英里景致之中显得近乎难看.
She looked at the papers around her...
她看了看四周的文件.
Today she wore her hair down around her shoulders.
今天她的头发披在肩上.
...a prosperous suburb built around a new mosque.
在新盖的清真寺周围建起的繁华市郊住宅区
Around is also an adverb.
2.PREP绕过；越过If you move around a corner or obstacle, you move to the other side of it. If you look around a corner or obstacle, you look to see what is on the other side.
The photographer stopped clicking and hurried around the corner...
摄影师停止按动快门,匆匆绕过拐角.
I peered around the edge of the shed — there was no sign of anyone else.
我仔细察看了棚子周边,没有其他人.
3.ADV朝着相反方向；向着对立面If you turn around, you turn so that you are facing in the opposite direction.
I turned around and wrote the title on the blackboard...
我转过身,在黑板上写下了题目.
He straightened up slowly and spun around on the stool to face us.
他慢慢直起身子,坐在凳子上转过身来面对着我们.
4.PREP在…四处；朝…四周If you move around a place, you travel through it, going to most of its parts. If you look around a place, you look at every part of it.
He backed away from the edge, looking all around at the flat horizon.
他从边上退了回来,环顾着周围平直的地平线.
I've been walking around Moscow and the town is terribly quiet...
我在莫斯科到处游逛,城里非常安静.
He glanced discreetly around the room at the other people.
他谨慎地瞥了一眼房间里的其他人.
Around is also an adverb.
even
even[英]['i:vn] [美][ˈivən]
adv.甚至；更加； 即使；恰巧在…时候
adj.公平的；平坦的； 偶数的；平均的
vt.使平坦；使相等
vi.变平；成为相等
第三人称单数：evens过去式：evened过去分词：evened现在分词：evening
易混淆的单词：Even
例句
1.DISCOURSE USES话语用法
2.ADJECTIVE USES形容词用法
3.PHRASAL VERB USES短语动词用法
DISCOURSE USES话语用法
1.ADV甚至；连；即使You use even to suggest that what comes just after or just before it in the sentence is rather surprising.
He kept calling me for years, even after he got married...
多年来他一直打电话给我,甚至是在他结婚以后.
Even dark-skinned women should use sunscreens...
即使黑皮肤的女性也应该涂抹防晒霜.
I cannot come to a decision about it now or even give any indication of my own views...
现在我无法对此作出决定,甚至就连自己是什么观点也不能作任何暗示.
2.ADV（与形容词、副词的比较级连用）更加,愈发You use even with comparative adjectives and adverbs to emphasize a quality that someone or something has.
It was on television that he made an even stronger impact as an interviewer...
作为采访者,是电视让他产生了更大的影响.
During his second day Edward looked even more pale and quiet than on his first...
第二天,爱德华看起来比前一天更加苍白,也更加安静了.
Stan was speaking even more slowly than usual.
斯坦说得比平常还要慢.
3.PHR-CONJ-SUBORD即使；尽管；纵然You use even if or even though to indicate that a particular fact does not make the rest of your statement untrue.
Cynthia is not ashamed of what she does, even if she ends up doing something wrong...
辛西娅不为自己的所作所为感到羞愧,即使最终证明她所做的是错误的.
Even though I'm supposed to be working by myself, there are other people who I can interact with.
即便是需要我一个人工作,我还是可以和别人进行交流的.
4.PHR-CONJ-SUBORD恰巧在…时候；正当If one thing happens even as something else happens, they both happen at exactly the same time.
Even as she said this, she knew it was not quite true...
就在她说这个的时候,她知道自己说的并非全是真的.
He had been aware, even as he slept, of the noise of the engine.
即使在睡觉的时候,他也一直听得到发动机的噪音.
5.PHRASE即便如此；尽管这样You use even so to introduce a surprising fact which relates to what you have just said.
The bus was only half full. Even so, a young man asked Nina if the seat next to her was taken...
公共汽车上只坐满了一半.尽管如此,一个年轻男子还是问尼娜她旁边的座位有没有人坐.
She has never given up her nationality. Even so, her opponents argue that she is not a true Burmese.
她从未放弃过她的国籍.即便如此,反对者仍然说她不是真正的缅甸人.