1 This structure will not provide much resale value unless built to very high standards and would usually hold an approximate return on investment of around 30% 2  . The above figures place the cost of the shelter at a very reasonable $5.20 per square foot. Lumber prices will vary as will the design used by the carpenters constructing the shelter, but roof slope should be around 6 inches; 2  Corrugated PVC roofing-Average price of $12 to $15 per 24x16' length or panel.
Prepositions. This KS2 English quiz takes a look at prepositions. Prepositions are linking words. Prepositions are very important words-they link words together in a way that makes sense. Prepositions come before a noun (or pronoun) to explain its relationship to other words in the sentence.In the sentence, 'I gave the medal to the best runner', the preposition 'to' explains the relationship between 'the runner' and 'the medal'.Prepositions often describe time (i.e.repositions are very important words-they link words together in a way that makes sense. Prepositions come before a noun (or pronoun) to explain its relationship to other words in the sentence.
The noun phrase or pronoun that follows the preposition is called the subject of the preposition. For example, behind the couch is a prepositional phrase where behind is the preposition and the noun phrase the couch acts as the subject of the preposition.Sometimes adjectives are used to further modify the subject of the preposition, as in behind the big old smelly green couch.repositions are indeclinable words that introduce the object of a prepositional phrase. Indeclinable words are words that have only one possible form. For example, below is a preposition, but belows or belowing are not possible forms of below.