谁能帮我做一下这3道英语题 快
1. —Where_________ Chongqing do you decide to build the factory ?
—Nobody _________ our manager knows .
A．except; besides B．but; besides
C．but ; butD．except; besides
2. So_________ that all the living things died out gradually .
A．serious polluted the lake is
B．serious polluted is the lake
C．seriously polluted the lake is
D．seriously polluted is the lake
3. —Why was Professor Zhang unhappy recently?
—Because the theory he insisted on _________ wrong.
A. provedB. proving
C. being provedD. was proved