Prepositions of Time are essential in English to specify when events occur. They provide clarity and precision in communication, which is crucial for effective interaction in both professional and academic settings. This lesson will focus on their correct usage, offer practical examples, and identify common mistakes to avoid.
Examples
Example 1
IncorrectThe meeting is scheduled in 3 p.m.
BetterThe meeting is scheduled at 3 p.m.
Use at for specific times.
Example 2
IncorrectWe will meet in Friday.
BetterWe will meet on Friday.
Use on for days and dates.
Example 3
IncorrectShe was born on 1995.
BetterShe was born in 1995.
Use in for years.
How It Works
Meaning
Prepositions of time are used to indicate when an event occurs. They help specify time frames, dates, and durations. Common prepositions of time include at, on, and in. Mastery of these prepositions is important at the B2 level to enhance clarity in both written and spoken communication.
Use it when
- Describing specific times or moments (e.g., at 5 p.m.)
- Referring to days and dates (e.g., on Monday)
- Indicating months, years, or longer periods (e.g., in 2020)
- Talking about the duration of an event (e.g., for two hours)
- Specifying time limits or deadlines (e.g., by next week)
See it
Quick rules
- Use at for specific times.
- Use on for days and dates.
- Use in for months, years, and longer periods.
- Remember that by indicates a deadline.
- Avoid using at, on, in interchangeably; each has a specific context.
Common Mistakes
Common problem 1
Using "in" instead of "at" for specific times
WeakThe train leaves in 7 p.m.
StrongThe train leaves at 7 p.m.
Fix: Use at for specific times.
Common problem 2
Using "in" instead of "on" for days
WeakWe have a meeting in Monday.
StrongWe have a meeting on Monday.
Fix: Use on for days and dates.
Common problem 3
Using "on" instead of "in" for years
WeakHe graduated on 2010.
StrongHe graduated in 2010.
Fix: Use in for years.
Practice Lab
Practice
Identify the correct preposition of time. Then apply it in sentences. Finally, correct errors in full sentences.
Score: 0/3
Focus on the specific time context to choose the correct preposition.
1. Quick pick
Choose the correct preposition for the time reference.
2. Build it
Put this sentence in the correct order using prepositions of time.
Tap a chunk to move it down. Tap it again to send it back.
3. Final sort
Mark each sentence as correct or needing a fix.
The meeting is at 5 p.m.
The meeting is in 5 p.m.
We will meet on Friday.
We will meet in Friday.
Why It Matters
🎯 Why it matters: Mastery of Prepositions of Time enhances clarity in communication. Correct usage ensures your timing references are understood, which is vital in both written and spoken English, especially in professional and academic settings.
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