It is in the summer of 1982()Campbell and his friend were swimming in the lake ()they saw a water monster
A ,when,that B,which,when C.that,thatD,when,where
It is in the summer of 1982()Campbell and his friend were swimming in the lake ()they saw a water monster
A ,when,that B,which,when C.that,thatD,when,where
A 第一空考查状语从句
第二空考查强调句