7. Dave lost his job and was short of money, so ______his flat and move in with his brother.

A．that he did was to sell

B．what he did sell

C．what he did was sell

D．what he did sold.

"我姓王，是您的责任护士，主要负责您入院后的护理工作"，此种护理日常用语属于

A．介绍用语

B．安慰用语

C．电话用语

D．迎送用语

E．招呼用语