【答案解析】The computer can help people with (assist... in) complicated (complex) calculations. What used to take months decades ago to calculate can be finished in minutes. The popularization of the computer has made economic globalization possible. IT promises huge space for development. The design of products (product design), assembly lines and space probe (exploration) will become increasingly dependent on the computer. The 21st century is the age (era) of digitalization in the real sense (is really the age of digitalization).