Did you contacted them? Did you contact them? Which of above sentences is correct? If both are correct, what's the difference between them? In which scenarios can I use them?
I have got following two questions. I wanted to ask am I correct in thinking that we can’t test token system? I wanted to ask was I correct in thinking that we couldn't test token system? I ...
Is this phrase grammatically correct? Is you is or is you ain't my baby? It's from a Tom and Jerry cartoon: http://vimeo.com/40283242 (at 1:30, 2:00 and 3:00).
I’ve noticed a few times where someone says something like “Did you made...” or “Did you worked...” when asking questions. Is this some kind of unofficial talk or is it completely incorrect ...
I'm currently editing some chemistry test questions, and I have several sentences like the following: What is the total number of moles of HCl produced when 3 moles of hydrogen is completely ...
How does he does that? How does he do that? Which one is correct? This type of sentence sounds a little odd because of two do/does in a single statement. Is there an alternative which has ...