听力原文:M:When was the first computer built?W:It was built in 1944.M:Is it the same as th
听力原文:M:When was the first computer built?
W:It was built in 1944.
M:Is it the same as the computers that we use now?
W:No,it was as large as a room and worked very slow.
M:But computers have become smaller,and worked faster now.
W:Yes. Most computers are as small as a TV set. Some can be made smaller than a book.
M:Why is a computer so useful?
W:It can keep much information and work very fast.
M:Then they can do a lot of work for us.
W:You are right. They have greatly changed our lives.
(8)
A.It was as large as a TV set.
B.It was as large as a room.
C.It was as large as a book.
D.It was as small as a palm.