No one can walk the wire in the air without a bit of fear unless ______ very young.

A．having trained

B．trained

C．to be trained

D．being trained

肠道热结，腑气不通的热型是
湿热证的热型是

A、身热不扬

B、日晡潮热

C、身热颧红

D、壮热汗出

E、长期微热