Question

It was in the lab __________was in the charge of Professor Smith __________they carried out the...

It was in the lab __________was in the charge of Professor Smith __________they carried out the experiment. A．where；that B．which；where C．that；where D．which；that

Answer 1

D

本题考查强调句型及定语从句的连接词。第一空为定语从句，the lab是先行词，其在定语从句中作主语，故用which；第二空是强调句型中的that。