学哲学、用哲学，离不开唯物主义和唯心主义、辩证法和形而上学。( )
参考答案：对
—Why was Mr. Liu thundering in the classroom yesterday?
— A student’s interrupting his speech _____the burst of his anger.
A．set up
B．set off
C．set about
D．set out
尿液中出现的有临床意义的结晶多见于（）
A.尿酸胺结晶
B.磷酸钙结晶
C.草酸钙结晶
D.磺胺类药物结晶
E.尿酸结晶伴有红细胞存在
