——I will go to Hong Kong to do some sightseeing.
——________ .
A:No , I won' t .
B:No problem .
C:Have a good time .
D:It is kind of you
一捆电线在半径是0.3米的圆筒上绕了50圈,你能计算出这捆电线长多少米吗?(结果用小数表示)
The old man is ____ old ____ walk fast.