此处training为何用training,用to train行么As the neighbours complained of the noise,my husband spent weeks training him to press his paw on the latch to let himself in.

此处training为何用training,用to train行么As the neighbours complained of the noise,my husband spent weeks training him to press his paw on the latch to let himself in.
此处training为何用training,用to train行么
As the neighbours complained of the noise,my husband spent weeks training him to press his paw on the latch to let himself in.

此处training为何用training,用to train行么As the neighbours complained of the noise,my husband spent weeks training him to press his paw on the latch to let himself in.
spend 有个用法 spend doing sth. 所以用training

没有to do的用法啊

spend time doing sth 固定用 动名词，不能用 to train.

spend (in)doing 这是个语法

spend in doing sth in可省略 花费时间做某事