调皮捣蛋妈
complain只能做动词。complainvt.抱怨， 控诉〔常与that从句连用〕They complained that the wages were too low.他们抱怨工资过低。They complained that the price of books had increased.他们抱怨说书的价格提高了。complainvi.抱怨【律】控诉； 抗议（of， about）诉苦； 叫屈说自己有病（of）She is always complaining about something.她总是怨天尤人。The boy complained of a pain in his stomach.这孩子说他肚子痛。
大萌的饰界
动词：complain名词：complaintscomplaints英 [kəm'pleɪnts] 美 [kəm'pleɪnts] n.投诉;抱怨( complaint的名词复数 );诉苦;疾病
Macchiato~0704
To Change is better than to complain.（change,complain为动词）或者Change is better than the complaint. (change,complaint 为名词)
艾利希尔
1.A,find fault with sb/sth对...吹毛求疵2.B，你觉得我是老板？谁告诉你的？首先right排除，不合题意前三个都有“消息”的意思但news主要是新闻position含有地点，观点的意思
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