Question

.When _____ my childhood, I get lost in happy memories of times now gone forever.

A．looking out for	B．looking forward to
C．looking back on	D．looking down on

Answer 1

C

短语辨析。A.留心；设法得到  B.盼望  C. 回首往事  D.俯视。句意：当我回首我的童年，我迷失于现在一去不复返的美好记忆里。故选C。