Conjunctions are words like when, while, because, though, if, whether and until. We use conjunctions to connect clauses. There are mainly two types of conjunctions: coordinating conjunctions and subordinating conjunctions.
Can you use conjunctions correctly? Test your knowledge with this grammar exercise.
Fill in the blanks with an appropriate conjunction.
1Will you please wait here ............... I come back?
Select 2 answers.
Wrong!
"Until" and "till" are correct because they mean up to the time I come back.
2I will come and see you ............... I can.
Select 2 answers.
Wrong!
"When" and "whenever" are correct because they can refer to a time when I am able to come.
3I will be in bed ............... the time you get back.
Wrong!
"By" is correct because "by the time" means not later than that time.
4I will call you ............... I have the information.
Select 2 answers.
Wrong!
"As soon as" and "when" are correct because they introduce the time when I have the information.
5I will be relieved ............... it is finished.
Wrong!
"When" is correct because the relief will happen at the time it is finished.
6You have to finish it ............... you can leave.
Wrong!
"Before" is correct because you must finish it first and then leave.
7I scraped my knee ............... I was playing football.
Select 2 answers.
Wrong!
"While" and "when" are correct because the injury happened during the football game.
8I injure myself ............... I play football.
Select 2 answers.
Wrong!
"When" and "whenever" are correct because they describe a repeated situation connected with playing football.
9I will give you the message ............... I receive it.
Wrong!
"The moment" is correct because it means as soon as.
10I will be ready when you ............... .
Wrong!
"Arrive" is correct because we use the present simple after "when" to talk about the future.
11I will do it only ............... you pay me.
Wrong!
"If" is correct because it introduces the condition for doing it.
12We stopped playing ............... it started raining.
Wrong!
"Because" is correct because it comes before a full clause with a subject and verb.
Done.
Score: 0/12
Answers
- Will you please wait here until / till I come back?
- I will come and see you when / whenever I can.
- I will be in bed by the time you get back.
- I will call you as soon as / when I have the information.
- I will be relieved when it is finished.
- You have to finish it before you can leave.
- I scraped my knee while / when I was playing football.
- I injure myself when / whenever I play football.
- I will give you the message the moment I receive it.
- I will be ready when you arrive .
- I will do it only if you pay me.
- We stopped playing because it started raining.

