Who wrote this? vs Who did write this?

[Molly]

@v999

Which one is correct?
Who installed this? / Who did install this? or what is another default or correct structure of this question?

Enjoy:

en.wikipedia.org/wiki/Auxiliary_verb#Dummy

[Yankee]

Hi v999

You can find additional information about this right here on this site. For example:
english-test.net/forum/ftopic1358.html
english-test.net/forum/ftopi … tml#104780
.

[MrPedantic]

@Molly

M. has used Advanced Search and set the language to English.

Why would I need to search for any other language?

Do you mean you don’t understand the purpose of that “language” setting?

MrP

[Molly]

Do you mean you don’t understand the purpose of that “language” setting?

Let’s go slowly on this one.

Ralf wrote this is reply to my Google findings:

Very convincing. If you google ‘fysiks’ you get 10,100 hits. But you should’nt (276,000 hits) use it in your classroom unless you feel like advocating fry fysiks - free physics.

What would you say was his purpose in replying that way?

[MrPedantic]

Here’s a test for you, M:

How many “English pages” does this random google return?

MrP

[Molly]

Here’s a test for you, M:

I’m not your student, MrP.

Here’s a question for you, MrP:

What would you say was his purpose in replying that way?