Performance Gap. Background. In recent years, the housebuilding industry and government have grown increasingly concerned over the potential gap between design and as-built energy performance.
The apostrophe (â or ') is a punctuation mark, and sometimes a diacritical mark, in languages that use the Latin alphabet or certain other alphabets.In English, it serves three purposes: 1  The marking of the omission of one or more letters (as in the contraction of do not to don't).he apostrophe (â or ') is a punctuation mark, and sometimes a diacritical mark, in languages that use the Latin alphabet or certain other alphabets. In English, it serves three purposes: 1  The marking of the omission of one or more letters (as in the contraction of do not to don't).
apostrophe - a figure of speech that directly addresses an absent or imaginary person or a personified. abstraction, such as liberty or love. atmosphere - the emotional mood created by the entirety of a literary work, established partly by the setting. and partly by the author's choice of objects that are described. clause - a grammatical unit that contains both a subject and a verb. colloquial - the use of slang or informalities in speech or writing.