Paragraph 1: 1.transformation: find a word to replace it. 2.boost: find a word to replace it. 3."Places that until recently were deaf and dumb are rapidly acquiring up-to-date telecommunications that will let them promote both internal and foreign investment.": analyze the sentence structure by finding the subject, verb and object (主谓宾) of the main clause, and by finding the the subclauses(从句). 4. deaf and dumb: explain and make up a sentence with it. 5.it takes some time for sb. to do sth.: explain and make up a sentence with it. 6.power supplies, other utilities, optical fiber, copper wire: translate the four terms. 7.install: find a word to replace it. 8.digital switches, wireless transmission system: translate the two terms. 9.a parade of: explain.