1This is the factory_we visited last month(which/where) 2This is the factory_we worked tow years ag
选择括号内所给的适当单词填空.
一、1、This is the factory_____we visited last month.(which/where)
2、This is the factory______we worked tow years ago.(which/where)
二、1、They will never forget the days_____they spent together.(that/when)
2、He'll never forget the days______he joined the Leaague.(that/when)
注意：要答案“更”要讲解!