请选择DCBA*X6[1a-V6e. Is the cat ________ the door? No, it isn’t. It’s ________ the desk.:Z3@+B5J+U-f,k
A. behind, under:Z3@+B5J+U-f,k
B. in, on:Z3@+B5J+U-f,k
C. under, at:Z3@+B5J+U-f,k
D. over, behind:Z3@+B5J+U-f,k