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Prepositions of Instruments and Means
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Parallel Structure
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Language Use
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Writing Formal Letters
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Meaning and Form
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The Use of the Present Perfect
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Key Words: Present Perfect
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Have or Has
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Since vs For
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THE PRESENT PERFECT & THE SIMPLE PAST
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The Form of the Active Voice
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What is the Passive Voice?
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The Form of the Passive Voice
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Changing from Active into Passive
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The Tense of the Passive Voice
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The Form of Irregular Verbs
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READING COMPREHENSION &VOCABULARY
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STRUCTURE
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REWRITE SENTENCES
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LANGUAGE USE & WRITING
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Can as a Modal of Permission and Request
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The Renaissance
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