Question

We _each other for the past ten
years. ( know)
iv) I – letters since ten O'clock this
morning. ( write )​

Answer 1

ᴀɴsᴡᴇʀ:

We knew each other for the past ten

years.

I wrote letters since ten O'clock this

morning. ( write )

Answer 2

Answer:

We have been knowing each other for the past ten years .

I have been writing letters since ten o'clock this morning .

hope it helps