I couldn't understand( ) the baby alone.A.why she left B.why did she leave C.why had she left D.why she had left
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/06 14:43:41
![I couldn't understand( ) the baby alone.A.why she left B.why did she leave C.why had she left D.why she had left](/uploads/image/z/12772780-52-0.jpg?t=I+couldn%27t+understand%EF%BC%88+%EF%BC%89+the+baby+alone.A.why+she+left+B.why+did+she+leave+C.why+had+she+left+D.why+she+had+left)
I couldn't understand( ) the baby alone.A.why she left B.why did she leave C.why had she left D.why she had left
I couldn't understand( ) the baby alone.
A.why she left B.why did she leave C.why had she left
D.why she had left
I couldn't understand( ) the baby alone.A.why she left B.why did she leave C.why had she left D.why she had left
A、 D正确
从句后要用陈述语序
B、C后都不是
D 表示的是过去完成时 (had+动词过去分词)
应该选B
选A
D
A正确
a,why 引导从句,陈述句式
A