—I’m always afraid of giving a speech in front of the class. —____ You can do it well.

A．I’m sorry to hear that.

B．Take it easy.

C．You are too nervous.

D．Good luck.

尿干化学法测WBC主要是检测

A．中性粒细胞

B．嗜碱性粒细胞

C．嗜酸性粒细胞

D．淋巴细胞

E．单核细胞