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The genitive case is used primarily in Russian instead of using the word 'of' in English. It is also used after нет, to negate something, and after a few verbs such as стесняться/постесняться. I will give...
The first key control on the tropics are air masses. Air masses are a large body of air in which the horizontal gradients of their main physical properties vary only slightly. They are are high pressure b...
The unseen poem in an English Literature exam can feel overwhelming, especially when trying to prepare. It could be that the unseen poem is full of everything you've revised and you have lots of ideas, bu...
Quadratic equations have a variable usually the letter x (but it could be any letter or symbol in theory).The value of x is unknown but you can work it out after following a few simple steps. Here is an e...
First the food is broken down into smaller chunks through the process of mastication. This increases the surface area of the food so enzyme activity is more efficient. The salivary gland secretes salivary...
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