In / On

[jack]

Are we going in the afternoon or evning? <--correct? What does it mean with "in"?
Are we going on the afternoon or evning? <--incorrect? why? What does it mean with "on"?

Where can I get some more practice on this? Can you give me some examples on this? thanks

[blacknomi]

http://esl.about.com/library/quiz/blgrquiz_prep3.htm

in the morning
on Monday morning

in the afternoon
on the evening of 11th

[blacknomi]

http://www.englisch-hilfen.de/en/gra...ition_time.htm
http://www.e-mesh.com/members/learne...prep_time.html
Enjoy!

[jack]

"I am doing pretty good in sniping." <--correct?
"I am doing pretty good on sniping." <--incorrect? why?

[Francois]

You're doing pretty well at sniping.
You're good at sniping.

'in' may also work instead of 'at', too.

You playing counterstrike or something? :)

FRC

[jack]

Actually I was playing Tribes Vengenace.

"It looks like the bed wasn't slept in." <--correct?
"It looks like the bed wasn't slept on." <--incorrect?
"It looks like the bed wasn't slept at." <--correct?

How do I know if it is 'in' or 'on'? How can I check this myself?

Like sniping for example:
"I am doing pretty good in sniping." <--correct
"I am doing pretty good on sniping." <--incorrect
How do I know "on" is incorrect and why is it incorrect?

We need the turrets in a better position. <--correct?
We need the turrets on a better position. <--incorrect?
Why is "on" incorrect?

"What did you get on the first time you toke it?" <--correct?
"What did you get in the first time you toke it?" <--incorrect?
"What did you get at the first time you toke it?" <--incorrect?

[jack]

I have a winamp icon on the taskbar. <--correct? if not, why?
I have a winamp icon at the taskbar. <--correct? if not, why?
I have a winamp icon in the taskbar. <--correct? if not, why?

How do I do this in WIndows XP? <--correct? if not, why?
How do I do this on WIndows XP? <--correct? if not, why?
How do I do this at WIndows XP? <--correct? if not, why?

[Steven D]

Generally speaking, we should consider that "on" is usually used for things we would consider to be a surface.

Here's a lesson for "in on at" when used for time.

http://iteslj.org/Lessons/Vered-TimePrepositions/

Originally Posted by jack

Actually I was playing Tribes Vengenace.

"It looks like the bed wasn't slept in." <--correct?
"It looks like the bed wasn't slept on." <--incorrect?
"It looks like the bed wasn't slept at." <--correct?

How do I know if it is 'in' or 'on'? How can I check this myself?

Like sniping for example:
"I am doing pretty good in sniping." <--correct
"I am doing pretty good on sniping." <--incorrect
How do I know "on" is incorrect and why is it incorrect?

We need the turrets in a better position. <--correct?
We need the turrets on a better position. <--incorrect?
Why is "on" incorrect?

"What did you get on the first time you toke it?" <--correct?
"What did you get in the first time you toke it?" <--incorrect?
"What did you get at the first time you toke it?" <--incorrect?

We need the turrets in a better position.
What did you get on your test the first time you took it. or
What did you get the first time you took it. ( we assume you're talking about a test or exam...?)
I am not good at sniping.

to be good at sth

[jack]

Thanks.