During his stay in Xi’an, Jerry tried almost all the local foods his friends ________,

A．would recommend

B．had recommended

C．have recommended

D．were recommending

属于自然疫源性地方病的是（）。

A.血吸虫病

B.地方性砷中毒

C.水俣病

D.痛痛病

E.尘肺