It was years since she had played with the little plastic blocks.

她已经有好些年没玩过它了。

(d) Conditioning Techniques Examples of this technique include: - Play Audiometry: the child is conditioned to perform act such as putting a plastic block in a bucket each time the child hears a sound signal.

（d）调节技术，这种技术的例子包括：游戏听力测试，当孩子每次听到声音信号时，他就习惯性地做一些动作，比如把一个塑料块放在一个桶里。