The building which _____ now will be our science laboratory.

A．is being built

B．will be built

C．is built

D．has been built

“即刻性”质控经常应用于（）

A.荧光免疫实验

B.免疫比浊实验

C.化学发光实验

D.酶联免疫吸附实验

E.免疫电泳