Contrary to popular belief, the ants, hardworking ________ they are, have their time for play.
A. while
B. as
C. where
D. because
出自:山西财经大学英语3

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