Jack would rather spend time complaining than____ the problem by himself.
A、solve

B、solved

C、solves

D、solve
出自:四川民族学院大学英语 B卷

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