653 个回答
不定式一般式表示完成
你如果问问题，总是想以一当百，对你问题的回答也自然就免不了以偏概全比如具体点说1. I am happy to receive your letter.2. I am happy to have received your letter.句子1可不可以表示完成？它说的是以前、现在、将来，你说可不可以表示完成？但哪个会这样表述？我们通常的表述方式是：指平常、指一般的情况。句子2，针...
回答于 1秒前
为什么把which改成what（改错题）
On average, young people from poor families had test scores between three and four points;(the points are) below ____ is expected for their age group. A. which;B. what (√)
回答于 1秒前
It is in 1990 when...与it is 1990 when...的区别
你先得搞清楚这两个结构的不同点：1. It is 8 o'clock. 2. It is at 8 o'clock.8 o'clock 是名词结构，回答你时间，it =时间at 8 o'clock. 是副词性结构，给某动作提供时间环境，it=某动作、某事件：sth happens at 8 o'clockIt was in 1990 when she left. 适用上述的2，it指某动作，...
回答于 1秒前
before, ago时态问题
1, I didn't go there two years ago.2, I didn't go there two years before.句子1显然是对的，句子2也对，但这句用于回答人家提问才好，如果是你，比如与人第一次，说出的单独的句子，人家会等你继续往下说。看到上图没？你的句子缺了一部分，因而不完整。---------------------然后就是在过去完成时里，也未必就...
回答于 1秒前
想请教一下关于until的两个句子
-- he had finished his homework. # 号之前-- until he had finished his homework. # 号处----------------------->|| --------go to bed ---------> ----------------FINISH # ----------------------------->He didn't go to bed until he had finished his homework.用...
回答于 1秒前
附加状语(涉及宾语相关的状语) 关于宾语附加状语的问题请教
I respect him as a doctor.这句话要看你想表达什么1. as a doctor 正常情况是指him, 但也不排除指句首的“I”(实际上，如果是指“I”，as a doctor多半会搬到句首)2. as a doctor 如果被分析为状语，很可能就修饰动词respect去了，= I respect him，as a doctor. 那成了我是医生3. as a doctor 更像是him的补语----------...
回答于 1秒前
句子中动词为什么用一般现在时
时态有语义一致，也有语法一致的情况。有时候遵循语法一致的情况，比较机械，还会引起歧义假设今天是4号He said there would be a meeting the next day. 会议一般是4号之前开了，也不排除是4号后（如4号早上说的）; 故这个会是否已经开了，理论上很难确定。如果said的时间是1号，会议是2号。 如果said是时...
回答于 1秒前
in the early morning of May 10 为什么要用介词in不是on
CGEL英文版：P.688 Prepositions and prepositional phrasesOn Monday morning, on Saturday afternoon, on the following evening, etcillustrate an exceptional use of on with a complement referring to a PART of aday, rather than a WHOLE day. This use also extends to other cases where thetime segment is a p...
回答于 1秒前