问题补充:
Because he has been out of work for months, Jack now has to depend on his parents for living.
A. /; a
B. the; a
C. /;/
D. the; /
答案:
(答案→)A. /; a
B. the; a
C. /;/
D. the; /
解析:out of work失业,固定短语,不用冠词;living作名词解时,是“生活,生计”的意思,指的是一种谋生的具体方式或手段,是可数名词,常与冠词a连用。