That was our first lesson ,_____she did not know all our nam

可不可以用That's all for our today's lesson he is a new teacher,( )he()know our names.He has all the nam first ,i did not know who she was I know that our future is not just a dream? chicago was the first city on our trip that met our expectat -Do you know our town at all?-No.This isthe first time I_ he do you know our town at all?--no,this is the first time I ha Do you know our town at all?No,this is the first time I ____ -Don't you know our town at all?-No.This is the first time I this is our first lesson.中限定词是哪个? We begin ___ our first lesson at ____ every day We often begin our first lesson __songs.(with /by)