Grammar index

Tenses
Present simple 
Present continuous
Present perfect
Present perfect continuous

Past simple
Past continuous
​Past perfect
Past perfect continuous

Present simple quiz
Present tenses quiz 
Past tenses quiz 

Other grammar
Gerund or infinitive part 1 - which verbs are followed by the gerund and which take the infinitive?
Gerund or infinitive part 2 - make, let and modal verbs
Gerund or infinitive part 3 - more rules for when to use the gerund and the infinitive
​Gerund or infinitive part 4 - verbs that can take gerund or infinitive with the same meaning
Gerund or infinitive part 5 - verbs that can take gerund or infinitive with a different meaning
Relative clauses - when to use commas
Strong and normal adjectives - plus which modifiers to use
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Can you find the mistakes? - a grammar quiz
Tips for learning grammar - read my top tips on how to improve your grammar