问题补充:
Some experts believe it is the grandparents who for the spoiled child.
A. are to blame
B. are to be blamed
C. should blame
D. are blamed
答案:
(答案→)A. are to blame
B. are to be blamed
C. should blame
D. are blamed
解析:考查固定词组:be to blame“应受责备,对…负责”,注意这个词组是主动式表示被动,也就是不能用被动,句意是:一些专家相信应该对宠坏孩子负责。选A。
考点:考查固定短语