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Learn how to use the second conditional to talk about imaginary or unlikely situations in the present or future.
Learn how to use the third conditional to talk about hypothetical past situations and their imaginary results.
Learn how to form and use the past continuous passive voice in English.
Learn how to use modal verbs with the passive voice: can, must, should, will be + past participle.
Learn relative pronouns and how to use them in relative clauses: who, which, that, whose, and whom.
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Learn how to use correlative conjunctions either...or and neither...nor correctly in English.
Learn how to form and use the present perfect passive voice in English.
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