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How do I know when past participles should agree?

In French the past participles of direct verbs have to agree with the gender or number of their object. For example, ‘I saw him’ translates as ‘je l’ai vu’, but ‘I saw her’ as ‘je l’ai vue’, and 'I saw them'...
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Answered by Marcus D. • French tutor
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What is a reflex action?

A reflex action is the body's rapid, involuntary response to external stimuli, often used in order to protect it from immediate harm. First, a receptor detects a stimulus, such as a heat source which could b...
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Answered by Nat A. • Biology tutor
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How do you translate the conditional verbal mood?

Generally you can say that the conditional mood is translated by "would + infinitive" for the present and "would have + infinitive" for the past.
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Answered by Chiara D. • Italian tutor
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Differentiate y = √(1 + 3x²) with respect to x

To solve this question, we need to use the chain rule, because the function is too complicated to solve simply by inspection. The chain rule says that dy/dx = dy/du × du/dx, where u is a function of x. In th...
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Answered by Walter T. • Maths tutor
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How do you form conditional sentences (periodo ipotetico) in Italian?

In Italian there are 3 different types of conditional clauses, called 'periodo ipotetico'. The 1st type express a real condition, a fact, something about which we are sure of the consequences. It is formed b...
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Answered by Chiara D. • Italian tutor
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