The work seemed easy at first but it _____ to be quite difficult.

A、broke out

B、turned out

C、worked out

D、set out
出自:大学英语A252

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