People's faces in magazines seem flawless.
Please arrive punctually.
Could you please certify that?
I am a German citizen.
i am thrilled
I would to have a baked potato, please.
If you want to lengthen your sentence, say, "Would you please use the word, "lengthen" in a sentence? (Check spelling, too)
Please formulate this chemistry equation.
Please identify that bird for me...
that jog was so exhilarating
The diamond was virtually flawless, and extremely valuable. Her performance in the competition was flawless, earning a perfect score. After years of training, the Russian agent spoke flawless English.
It is not that hard to use guerrillas in a sentence. See, I just used guerrillas in a sentence. The guerrillas are attacking!
In the sentence "please be quiet; you are being too noisy," you would use a semicolon to separate the two independent clauses.