50. A. borrow B.
buy C.
lend D.
take
What time is it? There are many
ways you can (1) the time. You may have a watch on
your wrist(手腕) .You can look at a clock on the
wall. You can listen to the radio or (2) a number on the telephone to get the
time.
I has not always been
(3) to know the time. A long time ago
people looked at the
(4) to tell the time. They could tell the time by looking at it
in the sky: morning, noon or afternoon.
Around the year 1400, people
began to use the hourglass(沙漏)
. It was made (5) glass with sand in it. It was wide at both ends,
(6) narrow ( 窄的) in the middle. The sand ran from
one end to (7) in one hour. At the end of every hour people turned the
glass over ant it began (8) .
Hundreds of years later a machine
called (9) was invented. After
that people made
(10) clocks so that
they could (11)
them in
their pockets. These pocket clocks were called watches. Then, during the first
world war (战争) men started (12) their watches on their
wrists. It was easier and faster to tell the time.