马上考六级了 急问关于写作固定句型的使用
In this day and age,no one could have failed to notice the fact that+句子
后面那个句子用什么时态啊?
Taking a look aroud,we can(问题二：还是用could?) find examples too numerous to list+并列名词或短语
后面跟的短语用什么时态?