Englishfor English speakers
a
Determinative
—
A is used when the following word could be any of a certain type.
Compare "A book I saw on the shelf" and "The book I gave you yesterday".
a
Noun
—
A is the first letter of the alphabet.
The letter "a" comes before "b".
—
In some schools, an A is a very high grade.
Ron got an A on his earth science test.
different
Adjective
—
If two or more things are different, they are not like each other, not the same. The two things have two sizes, not both the same size; or they have two shapes, they don't both have one shape; or they each have a color, not just one color for both things; or they are not the like each other in some other way.
The day and night are quite different.
My brother's bike is different from mine.
beat
Verb
—
If you beat someone or something, you hit it, usually many times.
It made a loud noise when he beat the drum.
I had to leave and divorce my husband, because he kept beating and choking me.
—
If you beat a person or a team, you win and they lose.
The best team usually beats the worst one.
beat
Noun
—
Beat is the rhythm of music.
—
A heartbeat.