—He went to see the man who was in hospital yesterday. 

— ________. But we didn’t meet him there.

A．So did we

B．So we did

C．Neither did we

D．Neither we did

结核菌素试验结果判定下列哪项是错误的

A．＜5mm为阴性

B．5～9mm为弱阳性

C．10～19mm为中度阳性

D．≥20mm为阳性

E．局部多发水疱与坏死为强阳性