On which doesn’t seem right with “areas”, but “in which” is okay. You should discuss only subjects on which you feel competent to comment. But “in which” wouldn’t work in that case. It helps to turn the phrasing around.
https://www.youtube.com/watch?v=dd1nQAjREAc
Contents
Which is correct to use in or on?
Prepositions and Time
English speakers use in to refer to a general, longer period of time, such as months, years, decades, or centuries. For example, we say “in April,” “in 2015” or “in the 21st century.” Moving to shorter, more specific periods of time, we use on to talk about particular days, dates, and holidays .
What is the meaning of in which?
It means the thing after “in which” is used happened in/during the thing before it. The sentence you gave means that during the punishment, the student has to stay at school after everyone left. Depending on the tense of what happened, “in which” can be used for past, present and future events.
Do I use where or in which?
‘Where’ must relate to a place
So it’s up to you to decide whether to use “which” or “where” in your particular sentence. If your audience expects formal grammar, consider using a “which” construction. If your audience is more relaxed, you can use “where.”
What is the difference between in or on?
‘In’ is a preposition, commonly used to show a situation when something is enclosed or surrounded by something else. ‘On’ refers to a preposition that expresses a situation when something is positioned above something else. Months, Years, Season, Decades and Century. Days, Dates and Special Occasions.
Is it on or in for dates?
English speakers use in to refer to a general, longer period of time, such as months, years, decades, or centuries. For example, we say “in April,” “in 2015” or “in the 21st century.” Moving to shorter, more specific periods of time, we use on to talk about particular days, dates, and holidays .
Do it on time or in time?
On time means at a particular designated time, i.e. neither especially early nor late. The train is scheduled to arrive on time at 13:36. In time means early enough, i.e. before a deadline or another cutoff.
Why do we use in Which?
“In which” is a combination of a preposition “in” and a relative pronoun, “which.” You can use “in which” as a precise way to introduce a relative clause after a noun that refers to a place or to a time.
What is another way to say in which?
What is another word for in which?
| where | whereupon |
|---|---|
| at which | inside of which |
| which is where |
What is which in grammar?
from English Grammar Today. Which is a wh-word. We use which to ask questions and to introduce relative clauses.
Is where and in which the same?
Here’s what Bryan Garner has to say about the where vs.> From Garner’s Modern American Usage. In formal writing, if you aren’t referring to a location of any sort, use “in which.” Don’t write about: a situation where…, a theory where…, a case where… a grammatical dispute where…”
What is the difference between where and in which?
Furthermore, Where is a relative adverb whereas which is a relative pronoun.However, you can use both of these words in a relative clause. But, the difference between where and which in relative clauses depends on the type of information they add to a sentence.
Can you start a sentence with in which?
“Which” clauses that appear at the beginning of a sentence or paragraph are likewise incomplete sentences, and you are allowed to use them occasionally.
How do you use prepositions?
The preposition ‘on’ indicates that something is already in the position. ‘Onto’ indicates a movement from one place onto to surface of some type. The book is on the table. But Pete took the book out of his backpack and put it onto the table.
Can we use on for time?
“At” is used in reference to specific times on the clock or points of time in the day. “In” usually refers to period of time. And “on” is used with dates and named days of the week. And “by” is used specifically with an end point of time and it means no later than.
Is it in or on January?
You should say “in January”. However, if it’s even more specific where you have the actual date, it should be “on 20th January 2020”. “At” is used for specific points in time.
Is it on or in February?
When (time and dates)
| seasons of the year: | in (the) spring/summer/autumn/winter | |
|---|---|---|
| years, centuries, decades: | in 2009 | in 1998 |
| months: | in January/February/March etc. | |
| parts of the day: | in the morning | in the afternoon |
Do we use on or in for month?
On is used for a specific date (e.g. December 20, 2017), because it is one point in time. In is used for a month, because the month contains a time span. So, the described moment is in the span of one month.
Is it in the end or at the end?
Simply put, at the end refers to a specific time or location, whilst in the end is an idiomatic phrase that means in conclusion or in summary.
What is the difference between on and in with examples?
IN is used to denote a moment enclosed in time. It is therefore used with other parts of the day, with months, with years, with seasons. Some examples of these are,ON is used with days and dates.
Do you hyphenate on time?
On-time flight departures were up 10%. However, if you’re using the phrase on time as an adverb to describe when the verb is going to happen, the hyphen is not appropriate. For example: We will deliver your package on time.