She has been _______ a letter from him, but nothing arrived.

A. wanting
B. expecting
C. desiring
D. longing
出自:山东第一医科大学英语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