Title :
                BOYS    Sentences
                 
Examples :

1. He was a friendly man most of the time, but  he could become nasty.
2. He could be really friendly, or he could be miserable.
3. It was a warm day, yet storm clouds gathered over the distant hills.
4. It was a beautiful morning for a walk, so he set off quite happily.

Explanation :

A  BOYS sentence is basically a two – part sentence. The first part of the sentence always ends with a comma and the latter part always begins with a coordinating conjunction.The most popular coordinating conjunctions are :

But, Or, Yet (and) So

the first letters of which provide the mnemonic : BOYS

Teaching Tips :

Model how to turn two separate sentences into BOYS sentences

It was a beautiful morning for a walk. He set off happily.

becomes

It was a beautiful morning for a walk, so he set off happily.

To achieve this, stress the need to turn the full-stop into a comma and follow the comma with one of the coordinating conjunctions (BOYS words).

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