在外周免疫器官中T细胞定居在
A．淋巴结深皮质区
B．淋巴结浅皮质区
C．脾脏的红髓
D．淋巴结的髓索
E．淋巴结的髓窦
参考答案：A
Liu Xiang is an Olympic winner in the _____ hurdles (跨栏). We're proud of him.[ ]
A. 110-metre
B. 110-metres
C. 110 meter
D. 110 metres
清煮
