单项选择。
This morning I picked up _____ wallet on the street. There was a picture of flowers on cover of it.
A.a;a B.the;the C.a;the D.the;a
单项选择。
This morning I picked up _____ wallet on the street. There was a picture of flowers on cover of it.
A.a;a B.the;the C.a;the D.the;a
C