作业帮I have heard hin speak about you often heard有一种用法,这里不能用speaking么 WalkingI have heard hin speak about you often这里为什么不能用speakingWalking along the river,we heard someone shouting for help.这里为什么又能
来源：学生作业帮助网 编辑：作业帮 时间：2024/05/03 04:27:07
I have heard hin speak about you often heard有一种用法,这里不能用speaking么 WalkingI have heard hin speak about you often这里为什么不能用speakingWalking along the river,we heard someone shouting for help.这里为什么又能
I have heard hin speak about you often heard有一种用法,这里不能用speaking么 Walking
I have heard hin speak about you often
这里为什么不能用speaking
Walking along the river,we heard someone shouting for help.
这里为什么又能用ing了
I have heard hin speak about you often heard有一种用法,这里不能用speaking么 WalkingI have heard hin speak about you often这里为什么不能用speakingWalking along the river,we heard someone shouting for help.这里为什么又能
hear sb doing 听到某人在做某事,表示动作在进行中；hear sb do 听到某人做过某事,表示动作已完成；根据句意：我听到他经常谈到你.（显然不是正在进行的动作,故不能用 speaking)
walking 为现分状语,表示时间,其与句子的主语 we 是逻辑上的主谓关系,该句相当于：When we were walking along the river,we heard someone shouting for help.所以用 walking.