Her son promised ______ in the bedroom until the baby stopped ______.
问题描述：
Her son promised ______ in the bedroom until the baby stopped ______.
选项:
a、staying、 to cry
b、stay、 crying
c、 for staying、 to cry
d、to stay、 crying
答
答案：D
解析：首先,【promise to do stop doing】这是固定词组的搭配,其次,句意为【他的儿子保证在这个婴儿停止哭泣之前待在卧室里】,所以【stop】后要接【doing sth】.