刚地弓形虫的感染途径是

A．经媒介昆虫叮咬

B．主要经口

C．直接经正常皮肤侵入

D．仅经输血

E．仅经胎盘

I'm looking for the wallet __________ I lost yesterday.[ ]

A. that

B. who

C. what

D. this