1.A;How______are your feet?B:I wear size 18.2.A:How________a

1.A;How______are your feet?B:I wear size 18.2.A:How________are your legs.B:My legs are 67cm.
中间的 填什么啊

1.A;How big are your feet?
B:I wear size 18.
2.A:How long are your legs.
B:My legs are 67cm.

我学会了