1.-ing 形式作状语,表示结果.如果用 having caused 则表示该动作发生在 rained 之前,意思明显不对.
2.weighing 是-ing 形式作定语,修饰 young children.young children under 4 and (weighting) less than 40 pounds 意思是“四岁以下体重低于四十磅的儿童”.
1.-ing 形式作状语,表示结果.如果用 having caused 则表示该动作发生在 rained 之前,意思明显不对.
2.weighing 是-ing 形式作定语,修饰 young children.young children under 4 and (weighting) less than 40 pounds 意思是“四岁以下体重低于四十磅的儿童”.