Subject + base verb (s/es for 3rd person singular)
Subject + am/is/are + verb-ing
Subject + has/have + past participle
Subject + has/have been + verb-ing
Subject + past verb
Subject + was/were + verb-ing
Subject + had + past participle
Past Perfect Continuous
Subject + had been + verb-ing
Subject + will + base verb
Subject + will be + verb-ing
Subject + will have + past participle
Future Perfect Continuous
Subject + will have been + verb-ing
Conditionals
If + present simple → present simple
First Conditional
If + present simple → will + base verb
Second Conditional
If + past simple → would + base verb
Third Conditional
If + past perfect → would have + past participle
Mixed Conditional
Combination of 2nd & 3rd conditionals
Other Lessons
Gerund and Infinitive
Using verb + -ing form or to + base verb
Expressing Wish and Regret
Using wish + past/past perfect forms
Linking Words
Words used to connect ideas (however, although, therefore, etc.)