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问题 怎么理解这句话？尤其是句首的life for

Life for black people had not improved since the time of Ida B. Wells.

问题 这里的介词off表达了什么意思？

...cts made at its first commercial plant takes the carbon dioxide equivalent of 6000 cars off the road.我没有理解这里的介词off表达了什么意思？麻烦老师解释一下off用法和含义，以及句子表达了什么意思？ 非常感谢！

问题 learned在句中的意思

...ast, 1782 facilities have closed across the UK in the last decade, Freedom of Information requests found.第一句话中，learned应该理解为什么意思？同时，这句话出现两个谓语动词，是否存在语法错误？

问题 economic well being为什么可以译为“生活水平”

请问economic well being为什么可以译为“生活水平”？In short,China has improved the economic well being of its people.

问题 此处touching是什么用法

...s fascination with the maritime still holds today:over half the population of the United States lives in counties touching the Atlantic, Pacific, or Gulf coasts.译文：“这种对海洋的迷恋到今天仍然存在：超过半数的美国人口住在大西洋、太平洋或墨西哥湾沿岸的...

问题 including后面接介词的疑惑

Louis still holds a number of hockey records, including for the most goals scored by a single player in a Stanley Cup game.请问老师：1 including做介词后面为什么接了介词for？including后面是省略了hockey records吗？including hockey records for…省略的意图是什么呢？...

问题 一般现在时连用明确的过去时间

Thompson (1988) argues for the discourse basis for the distinction between attributive and predicative uses of adjectives.这个句子的时态有问题吗？前面括号里的1988表示时间吧？为什么还用一般现在时？

问题 状语的必具性和附加性如何理解

...Can you speak loudly？2 Can you speak with me？3 When you speak in front of us, you should be confident.我认为1，2，3中粗体部分首先应该都属于状语。1中的speak细化其含义相当于中文的“说得...”此时speak的动词含义要求2个主目，分别为主语和状语...

问题 whether…be…的用法对吗？（上海2012春季高考题）

下面的句子摘自2012上海市春季高考卷：All involved should try to be sensitive in listening to, understanding and dealing with special concerns or needs that arise whether they be from the student, parents or friends. 请问句中的 be 用得对吗？整个句子是什么意思？

问题 用不用冠词

...成为一名大使。译文：The amazing thing was that he had ambition to be an ambassador someday.2.一天，人类学家参加了一家名叫“古玩”的年刊的周年纪念晚会。译文：One day the anthropologist attended anniversary party for an famous annual magazine called Aantique....

问题 短语动词的介词后可以不跟宾语（省略宾语）

...接宾语，我觉得过于绝对了。比如这两个反例，He is easy to deal with.He is easy to get along with. 这两句中短语动词的介词后就可以省略宾语，不接宾语。这俩句子中，介词的逻辑宾语就是主语，所以介词后不需要再加宾语了，好像...

问题 help moderate the effects中moderate的词性

Such bodily reaction might conceivably help moderate the effects of psychological stress. 其中 moderate 是什么词性，为什么放在 the 前面。

问题 请问这里guarantees为什么加s?

Employees see anti-virus software, firewalls and IT departments as guarantees that their computers will work and will be safe. Of course, there aren't any guarantees.请问这里guarantees为什么加s?

问题 语法问题求教！解释划线部分的语法功能

Linguistic science confirms what experienced users of ASL-American Sign Language-have always implicitly known.本句选自GRE考试填空题①experience在这里是使某人经历某事的用法吗？可是词典里没有查到这个用法啊②这里的always后面是不是少了been？？

问题 关于不定冠词和定冠词的用法。

1.An owl can see in the dark.2.The whale is in danger of becoming extinct.语法书上说，第1句的猫头鹰和第2句的鲸鱼都表示某类动物，为什么1句用不定冠词，第2句用定冠词了？