7.It is ______ to examine these questions carefully by doing more group discussions.(5分)
Aworthy
B worth
C worthwhile
D worthy of
出自:南京信息职业技术学院s成教英语(一)

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