the whole society care for children as well as their parents, children can grow healthily and happily
A. As soon as
B. Once
C. The moment
D. So long as
网友回答
A. As soon as
B. Once
C. The moment
(答案→)D. So long as
解析：考查状语从句连词的选用。句意为“只要社会和家庭共同关心青少年，他们就能健康幸福地成长。”，空格处应表达“只要”之意。So/As long as强调某事的发生以另一事件的发生为前提，而once既表时间，又包含条件，译作一旦。A和C表示时间的顺延。