---- Where is Mr. Green now? I haven’t seen him for a few days

---- He ________________ to Shanghai.

A．goes

B．will go

C．is going

D．has gone

能引起5岁幼儿结膜炎的病原体是（）

A.腺病毒

B.副流感病毒

C.沙眼衣原体

D.肺炎链球菌

E.埃及嗜血杆菌