The problem will not be difficult to solve, if properly ________. A. to be handled B. handling C. ha...
2022-12-03 06:19:25 147次 2013-2014学年河南省等豫东豫北十所名校高中毕业班阶段性测试英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
The problem will not be difficult to solve, if
properly ________.
A. to be handled B.
handling C.
handled D. being handled
本题链接：
