问题
选择题
The little girl kept _____ the house, because she wanted to keep it _____.
A．cleaning; clean
B．cleaning; cleaning
C．clean; clean
D．clean; cleaning
答案
答案：A
题目分析：句意：这个小女孩一直在打扫房子，因为她想让它保持干净。Keep doing sth一直做某事；keep sth ad让某物保持某种状态。故选A。j