问题:
—When do you go shopping?
—I usually go shopping _____ Sunday morning.
[ ]
A. on
B. in
C. at
D. for
—When do you go shopping?
—I usually go shopping _____ Sunday morning.
B. in
C. at
D. for
—I usually go shopping _____ Sunday morning.
[ ]
A. on B. in
C. at
D. for
参考答案: