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Adverbs have three main positions in the sentence: Front (before the subject): - Now we will study adverbs. Middle (between the subject and the main verb): -We often study adverbs. End (after the verb or object): -We study adverbs carefully . Adverbs of Frequency always, sometimes, never... You will find adverbs occupying multiple positions within a sentence: Now , get in the police car. (front) The thief was immediately arrested. (before the verb) The thief sat nervously after being arrested. (after the verb) After the botched robbery, the thief decided to give up crime completely . (end)

What are conditionals sentences in English grammar? Sometimes we call them 'if clauses'. They describe the result of something that might happen (in the present or future) or might have happened but didn't (in the past) . They are made using different English verb tenses. There are four kinds: The Zero Conditional: (if + present simple, ... present simple) If you heat water to 100 degrees, it boils. The First Conditional: (if + present simple, ... will + infinitive) If it rains tomorrow, we'll go to the cinema.  The Second Conditional: (if + past simple, ... would + infinitive) If I had a lot of money, I would travel around the world.  The Third Conditional (if + past perfect, ... would + have + past participle) If I had gone to bed early, I would have caught the train.