Question

－How did you find those days.
－The days________we spent together on the farm are not easy________．

A．that；to forget

B．when；to be forgotten

C．when；to forget

D．that；to be forgotten

Answer 1

A

A　考查定语从句及固定句式。that代替先行词the days在定语从句中作spent的宾语。“be ＋adj.＋to do”结构中通常用主动形式。