( B )21.______ is one of the water sports.A.Water-ski B.Water-skiing C.Water-sking D.Watering-skiing
问题描述：
( B )21.______ is one of the water sports.
A.Water-ski B.Water-skiing
C.Water-sking D.Watering-skiing
答
固定搭配
答
动名词作主语谓语用单数
答
你好回答如下
B是正确的
water skiing
固定词组
1.滑水运动
答
B. Water-skiing
作主语用动名词