Question

i saw that a man was running across the field. make simple

Answer 1

i saw a man running across the field.

Answer 2

A simple sentence has just one clause. Examples are given below.

He went to the market.
She recognized them at once.
I have paid the fee.

A compound sentence has two or more coordinate clauses connected by a coordinating conjunction. Examples of such connecting expressions are: and, but, or, for, so, yet, either…or, neither…nor, both…and

We can convert a simple sentence into a compound sentence by expanding a word or phrase into a coordinate clause.

Study the examples given below.

She came here to see me. (Simple)

She came here and saw me. (Compound sentence)

Here we expanded the infinitive to see into a coordinate clause.

In spite of his hard work, the boy didn’t succeed. (Simple sentence)