And: Connects or joins two or more phrases, words, sentences, etc.
Or: It connects two or more possibilities, options, or alternatives.
When to Use And?
• It connects or joins two or more phrases, words, sentences, etc.
• It can also be used to introduce an additional clause.
• When using and, it is imperative to keep in mind that it can only be used to connect one additional clause or word at a time.
Examples of Using And
• I eat only bread and butter for breakfast.• She had to choose between biology and chemistry ─ and it was very hard ─ she loved both the subjects.• We conducted an experiment on radioactive compounds and isotopes.
When to Use Or?
It connects two or more possibilities, options, or alternatives.
Examples
• She had to choose either singing or dancing; not both.
• He had to rush, or else he would have missed the train.