We will have to _____ to better and better solutions as we generate more information.
· repeat many times
· iterating
· iterate
· try ways
出自:佳木斯大学语言治疗学

完成拼图验证

按住下方滑块,将拼图拖到缺口处后松开。

拼图背景,将小拼图拖到缺口处
向右拖动滑块