2015周口中英文学校高考英语增分练习(10)及答案
【语法填空】Computers
The goal of early calculating machines was to ___1 (simple) difficult sums. But with the help of new technology, electronic chips replaced tubes and a revolution of artificial intelligence has arisen. From then on, __2 appearance of computers totally changed our lives. They can not only download information from the wet when __3 (connect) by the network or mobile phone signals, but also solve different ___4 (type) of logical problems. With operators as their