皮皮学，免费搜题
登录
搜题
【单选题】
静脉系统成为外周的血液贮存库,主要是由于A.
静脉管壁有可扩张性
B.
静脉管壁平滑肌少
C.
许多静脉位于皮下组织中
D.
静脉血流缓慢
E.
静脉系统的容积大
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】V. Complete each of the following sentences with one of these words. altitude aptitude attitude fortitude latitude longitude multitude solitude 1. In general, the climate in the mountains becomes cold...
【简答题】1 Study the example from the text.Complete each of the following sentences with the structure “when it comes to ...” andthe word(s) inbrackets. Make changes or additions where necessary. when it comes...
【简答题】I. Complete each of the following sentences with the proper form of the word given in brackets. 1. (fail) Boredom, isolation and loneliness can lead to marriage breakdowns and a __________ to complet...
【简答题】用一句话概括下面这则新闻的内容,且不超过25个字。 AOL 、Earth Link、微软和雅虎四家公司联合举行了一次记者招待会。AOL执行副总裁兰德尔在会上指出:“我们要宣布一个史无前例的决定,这次大规模起诉是我们各家公司发现和跟踪垃圾邮件制造者的成果展示,下一步就是让他们彻底失去发送垃圾邮件的能力。” Earth Link 副总裁莱斯也在记者招待会上说:‘我们联合起来的目的只有一个,就是消灭垃圾...
【单选题】Choose the best answer to complete each of the following sentences. 2. The price of paper ________ according to its quality.
A.
varies
B.
falls
C.
rises
D.
exchanges
【简答题】 I. Translate into Chinese 1. concentrate on 2. lay emphasis on 3. go away beyond 4. like-minded 5. strive for 6. You bet 7. in relation to ...
【简答题】厩肥是指以家畜粪尿为主,加入()、草炭或泥土等垫圈材料集制而成的有机肥料。
【简答题】Noun or Verb 选词填空 Each of the following words can be used either as a noun or a verb. Complete each pair of the following sentences with an appropriate word from the box. In each pair, the word is use...
相关题目：