Complete the following passage by choosing from the words given below. Do not use any of the words more than once. extensive / proofreading / dependent / affected / spelling / standard / effected / limited / charge / proved / errors / rise / mission / communication / reviews “The rising popularity of text messaging on cellphones poses a threat to writing1) _________ among Irish schoolchildren,” an Irish education commission said. “The frequency of2) _______ in grammar and punctuation (标点符号) has become a serious concern,” the State Examinations Commission said in a report after3) ___________ exam performance by 15-year-old s. “The emergence of the cellphone and the 4) _______ of text messaging as a popular means of 5) _______________ would appear to have badly 6) ________ the standards of writing. It has been 7) _______ in the responses of candidates,” the report said, according to Irish Times. “Text messaging, with its use of phonetic (语音的) 8) ________ and little or no punctuation, seems to pose a threat to the standards for spelling and grammar in writing.” The report pointed out that, in many cases, candidates seemed “unduly (过度地) 9) ________ on short sentences, tenses and a(n) 10) ________ vocabulary.”