punctuation
What''s the difference between a single and a double quotation mark in English? I''ve heard that it only depends on where you live the US (for double quotation mark) or the UK and
1 "What is a difference between X and Y?" is also grammatical, but it means something that one hardly ever wants to say: the speaker has deliberately refused to indicate
As you say, the differences between "when" and "as" can be subtle, but nevertheless distinct. "When" implies a particular moment in time, and "as" implies concurrent action -- which is to
But even knowing that there are, technically, multiple differences, unless the person asking the question is doing so as a kind of quiz or they are deliberately calling
When you think that there are more than one unlike events involved, use plural. For example: Are there any differences? If you talk about one particular What is the major difference?
We use a plural form when we expect that there are (or may be) multiple differences. Are there any differences between these pictures? One has more people, fewer
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