This is the material ________ in the laboratory tomorrow morning.

A．tested

B．to be tested

C．being tested

D．will be tested

胃溃疡特殊表现包括（）

A.胃窦部溃疡

B.线形溃疡

C.巨大型溃疡

D.胼胝性溃疡

E.穿透性溃疡