雅思词汇:maintain
发布:环球雅思 点击数: 发布时间:2013-10-22 15:06:48
摘要: 雅思动态雅思词汇:maintain北京环球雅思|环球雅思|雅思词汇:maintain
maintain
vt.保持,维持;保养,维护;抚养,赡养
第三人称单数:maintains过去式:maintained过去分词:maintained现在分词:maintaining
易混淆的单词:maintain
同义词:save bear uphol dretain
例题:
but in many cases consumers are misled if they believe organic foods can maintain health and provide better nutritional quality than conventionally grown foods. so there is real cause for concern if consumers, particularly those with limited incomes, distrust the regular food supply and buy only expensive organic foods instead.
the word "maintain" is closest in meaning to which of following?
(a) improve
(b) monitor
(c) preserve
(d) restore
答案:c
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