Imagine that I ordered a book through the net 2 months ago and so far I haven't received it yet. I have been trying to contact the seller but none of my emails has been answered. Right now I writing a new email beginning by:
I have been sending many emails since I made my order.
Is it possible to use progressive (ongoing situation until I have received an answer or the book) with 'many' which is an indefinite quantity? I know that with a definite quantity it is better to employ present perfect simple:
I have read 6 books, eaten 7 apples.