Now listen to the following recording and answer questions 20 to 22
20
A.How culture changes a language.
B.How war changes a language.
C.How technology influences a language.
D.How life influences a language.
21
A.They thought they should be pretty private.
B.They thought they could be made in public.
C.They thought they should be made in the daytime.
D.They thought they should be done quickly.
22
A.We are too busy to talk for long.
B.We talk with each other a lot.
C.We become more impatient.
D.We want to save money.