肺胀痰浊壅肺型咳痰特点为（）。
A.咯痰黏白泡沫
B.痰黄或白，黏腻难咯
C.咳痰清稀
D.痰白黏腻或呈泡沫
E.痰白如沫，咳吐不利
参考答案：D
— ______you write so well?
—By reading and keeping diaries every day.
A．How is it
B．What is it
C．How is it that
D．What is it that
请用不超过150字的篇幅，概括出给定资料所反映的主要问题。
