I didn't feel like _____, so he suggested _____ an English song right away.[ ]

A. reading; practising singing

B. reading; practising to sing

C. to read; practicing singing

D. to read; practicing to sing

血尿的正确概念是

A．离心尿沉渣每高倍镜视野2个以上红细胞

B．离心尿沉渣低倍镜下偶见个别红细胞

C．尿呈洗肉水样

D．显微镜下大量红细胞

E．离心尿沉渣高倍镜下每视野10个以上红细胞