Nama :Mega Lidia Lubis
kelas :pagi
Jurusan :Teknik Informatika
Lengkapi kalimat berikut menggunakan SIMPLE PAST atau SIMPLE PRESENT PERFECT yang tepat dengan verb yangtelah diberikan. (Using the words in parentheses, complete the text below with the appropriate tenses).
Since computers were first introduced to the public in the early 1980's, technology (change)has changed a great deal. The first computers (be) were simple machines designed for basic tasks. They (have, not)didn't have much memory and they (be, not)Weren'tvery powerful. Early computers were often quite expensive and customers often (pay) Paidthousands of dollars for machines which actually (do) did very little. Most computers (be) Were separate, individual machines used mostly as expensive typewriters or for playing games.
Times (change)Have changed Computers (become) have become powerful machines with very practical applications. Programmers (create) have createad a large selection of useful programs which do everything from teaching foreign languages to bookkeeping. We are still playing video games, but today's games (become)have become faster, more exciting interactive adventures. Many computer users (get, also)have also got on the Internet and (begin) begun communicating with other computer users around the world. We(start)have started to create international communities online. In short, the simple, individual machines of the past (evolve) have evolvedinto an international World Wide Web of knowledge.
