问题:
You can either sing ______ dance ______ weekends.
A.and
B. on
C.or
D. on
E.and
F. at
G.or
H. in
You can either sing ______ dance ______ weekends.
A.and
B. on
C.or
D. on
E.and
F. at
G.or
H. in
A.and
B. on
C.or
D. on
E.and
F. at
G.or
H. in
参考答案: