句子分析,并请教括号出的介词选择和动名词,(为什么不是原形?)

问题描述:

句子分析,并请教括号出的介词选择和动名词,(为什么不是原形?)
The degree (on which) american parents are satisfied with their children's schools often ( surprising ) people of other countrys .

1.括号里的都是错的,正确的应该是to which 和surprises2.翻译:美国家长对他们孩子学校的满意度令其他国家的人感到惊讶.3.定语从句The degree to which american parents are satisfied with their children's schoo...跟我想的一模一样,难道真的是答案错了吗?这题难度不大,顶多就是公六,所以我敢确定,答案错了