first notice the capital of the words
second notice the shuzi such as 8 9 3 7 6 lesten carfully
third notice the danshu or fushu add s behind
as same as add ed or ing
listen the voice and then check make it the right word .

howere they are usually out of palce in formal righting
However , they are usually out of place in formal writing
because of the number they drawbacks
Because of a number of drawbacks
They go out of date quickly
They go out of date quickly
And they gotcome tie some because of usthem too much
And become tiresome if used too much
and they may comunicate clearly to some ones but notwith some others no others
And they may communicate clearly to some readers but not to others
in general we should avoid sling writing
In general we should avoid the use of slang in our writing

slang
We often use the slang exoression when we talk because they are so vivid and colorful.However , they are usually out of place in formal writing because of a number of drawbacks.They go out of date quickly and become tiresome if used too much.And they may communicate clearly to some readers but not to others.In general we should avoid the use of slang in our writing.