"Water becomes ice when it freezes."The teacher told us.
问题描述：
"Water becomes ice when it freezes."The teacher told us.
如何改成宾语从句?
答
The teacher told us that Water becomes ice when it freezes.
理由：对于客观存在的事实,变为宾语从句时,时态不变,还是使用一般现在时.