118. The puopose of learning Unit One is
A.is to have a better understanding of what happiness is
B.is to improve our skills for communication.
C.is to make us happy in our life
D.is to make us master the structure of the texts
出自:大学英语1

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