What do you think he is doing?
1. I think he is playing computer games on the computer.
2. I think he is playing a computer game on the computer.
(Which answer is right? Do we have to use the singular form or the plural form?)
English - Writeacher, Tuesday, May 22, 2012 at 7:44pm
If you use the first sentence, you are speaking in general.
If you use the second sentence, you are speaking specifically about what "he" is doing at the moment.