正确答案: C

亢（kàng）奋恻（cè）隐 强聒（guō）不舍

题目：下列词语字形和加点字注音全部正确的一项是：（ ）（3分）

解析：C

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学习资料的答案和解析：

[单选题]下列做法不正确的是【】

用食盐水检验硬水和软水

[单选题]Stress is the feeling you get when you're really worried about something． This is the kind of worry that troubles you for hours，or even days．It makes you feel (11)，scared(恐惧的)，or angry． You may find it difficult to eat and sleep，or you might eat and sleep much(12) than usual． Stressing out will lead to serious 'problems like heart illness．(13) not all stress is bad for you． The good kind (14) your body and mind alert(机敏的) and can make you perform better，like when you're giving a speech to your class or running to the finish line．What causes stress? Do you know(15) your dad is worried about the bills，or your mom is unhappy? Because they're stressed out! There are lots of things in your life that ,(16) cause stress-having too much homework，taking a test in a subject that you are not good (17) ，or hearing your parents argue!

upset

解析：Ⅱ．11.D【解析】句意：压力使你感觉心烦、恐惧和恼怒。 其他三项均不合意。

[单选题]下列关于氧气获得方法的叙述，错误的是（ ）

工业上从液态空气中得到氧气的过程是化学变化