53
54
55
56
hours a day.
The results tell us that people can work better after
57
a nap.
You should take a bath at least 90 minutes before
going to bed.
The report written by the P.E. teacher made the
sport famous in the U.S.
ASL is used not only in the US but also in some
parts of Asia and Africa.
53
5
5
According to a report, there are about half a million
ASL users in the US., <
気づく
58
I didn't realize (that) there are different kinds of sign
languages in the world.
59 You have to keep your room clean.
60 Don't leave the door open when you leave the room.