4.He drove his car to the garage to ( ).
A：be served
B：serve
C：service
D：be serviced
5.Since the ( ) of the open and reform policy,Chinese people’s life has been greatly promoted.
A：adaptation
B：taking
C：adoption
D：carrying
6.Cloth is sold ( ) the yard or ( ) the meter
A：on…on
B：at…at
C：by…by
D：with…with