I ll never forget the day___the great scientist came to our
I ll never forget the day___the great scientist came to our
I'll never forget the day ( ) the great scientist came to ou
I'll never forget the day when the great scientist came
I'll never forget our promise forever
I"ll never forget the days
I'll never forget the day ------ he ------.
when后面为什么加过去式,如I"ll never forget the days shen we studied to
I'll never forget you
I’ll never forget the days___in which__ we worked together.
I'll never forget the happpy days_we spent together.
I'll never forget the days______I stay with you.
I'll never forget the last day______ we spent together.