By vs Until

 

By and until are commonly confused prepositions. Let’s have a look at the difference between the two and try some practice exercises.

Please finish the report by Friday

In English, by is used for deadlines. (You must finish the report on or before Friday. Finishing the report is a completed action.)

We are staying here until Tuesday

Until is used to describe an ongoing action up to a certain point in time.


Choose the correct answer below

1. We need a decision ….. the 14th of July, the latest.

 
 

2. I have to arrive at work ….. 9:00 am and stay ….. 5:00 pm.

 
 

3. ….. I was 16, I didn’t know how to swim.

 
 

4. The internship applications must be finished ….. November 1st.

 
 

5. The internship will go on ….. April 1st.

 
 

6. I am on holiday and will be out of the office …..  the 17th of August

 
 

7. We have to submit our sales report ….. Friday morning.

 
 

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Further Learning

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