问题:
—______ are you going to the park this afternoon?
—Perhaps by bike.
[ ]
A. When
B. How
C. Why
D. What
—______ are you going to the park this afternoon?
—Perhaps by bike.
B. How
C. Why
D. What
—Perhaps by bike.
[ ]
A. When B. How
C. Why
D. What
参考答案: