To increase your English general knowledge and your understanding of our General English tests.
Here are the ten most common general English words according to the Oxford English dictionary:

The:
Used to refer to a specific or previously mentioned person or thing.

Be:
Exist or occur; take place.

To:
Expressing motion in the direction of (a particular location).

Of:
Expressing the relationship between a part and a whole.

And:
Used to connect words of the same part of speech, clauses, or sentences that are to be taken jointly.

A:
Used when referring to someone or something for the first time in a text or conversation.

In:
Expressing the situation of something that is or appears to be enclosed or surrounded by something else.

That:
Used to identify a specific person or thing observed or heard by the speaker.

Have:
Possess, own, or hold.

I:
Used by a speaker to refer to himself or herself as the object of a verb or preposition.