51．A. teleshopping

B. TV

C. radio

D. telephone

　　50．A. still

B. don’t

C. even

D. won’t

　　49．A. to go out

B. going out

C. to buy things

D. buying things

　　48．A. people

B. women

C. businessmen

D. officials

　　47．A. begin

B. leave

C. open

D. turn on

　　46．A. to

B. until

C. unless

D. by

　　45．A. takes

B. cost

C. spends

D. spend

　　44．A. Such as

B. For example

C. For teleshopping

D. It is like

　　43．A. some else

B. another many

C. the other

D. many other

　　42．A. lights

B. switches

C. radios

D. TVs