Gramática B1

Present perfect

Present perfect continuous

Past perfect

used to, be used to, get used to

Zero and first conditional

First and second conditionals

Third conditional

Modals of deduction: must, might, can't

Modals of past deduction

Passive voice basics

Relative clauses

Reported speech

Indirect and reported questions

Question tags

Gerunds and infinitives

Verbs followed by -ing or the infinitive

too and enough

Complex word order