Conjunctions are words that connect clauses into sentences. Test your understanding of conjunctions with this grammar exercise.
Fill in the blanks with an appropriate conjunction or relative pronoun.
1You must not question ............... does not concern you.
Wrong!
Use "what" to mean "the thing that" in this noun clause.
2My sister reads ............... she gets some free time.
Select 2 answers.
Wrong!
"When" and "whenever" both correctly introduce the time when she reads.
3Ria is confident ............... she will win the race.
Wrong!
Use "that" after "confident" to introduce what Ria believes.
4You have to decide ............... subject you want to study.
Select 2 answers.
Wrong!
"What" and "which" can both introduce a choice before the noun "subject" here.
5Aunt Polly suspected ............... Tom was playing some tricks on her.
Wrong!
Use "that" to introduce the clause after "suspected".
6............... she was behaving so strangely was not clear to us.
Wrong!
Use "Why" to introduce a subject clause about the reason for her strange behavior.
7My grandmother can only walk slowly ............... she has arthritis.
Wrong!
Use "because" to give the reason why she walks slowly.
8............... it tried very hard, the cat could not climb the tree.
Select 3 answers.
Wrong!
"Although", "Though", and "Even though" all correctly introduce a contrast with the main clause.
9............... you are determined, you can succeed in whatever you do.
Wrong!
Use "If" to introduce the condition for success.
10The man asked ............... I could help him.
Select 2 answers.
Wrong!
"Whether" and "if" can both introduce this indirect yes/no question.
11She waited in the park ............... her friends arrived.
Wrong!
Use "until" to show the time when her waiting ended.
12............... you give me the keys to the safe, you will be shot.
Wrong!
Use "Unless" to mean "if you do not" in this warning.
Done.
Score: 0/12
Answers
- You must not question what does not concern you.
- My sister reads when / whenever she gets some free time.
- Ria is confident that she will win the race.
- You have to decide what / which subject you want to study.
- Aunt Polly suspected that Tom was playing some tricks on her.
- Why she was behaving so strangely was not clear to us.
- My grandmother can only walk slowly because she has arthritis.
- Although / Though / Even though it tried very hard, the cat could not climb the tree.
- If you are determined, you can succeed in whatever you do.
- The man asked whether / if I could help him.
- She waited in the park until her friends arrived.
- Unless you give me the keys to the safe, you will be shot.

