Question

There were about five hundred ___ so Loads to transport

Answer 1

1. the answer will be
2. on
3. ...

Hope it will help u

Answer 2

Answer:

There were about five hundred or so Loads to transport.

Explanation:

Conjunction is the word which joins two sentences, phrases or parts of sentences. And, but, since, though are some of the examples of conjunctions.  The conjunction 'or' is used in the above sentence which joins the two sentences and makes sense out of it.