The boy had one opportunity to win the game.
This is a good opportunity for you to do your own homework.
like this. I had the opportunity to get some sleep, but didn't take it.
He grabbed the opportunity to apply.This is a fantastic opportunity.
No, starting a sentence with "then" does not make it a complete sentence on its own. It is typically used as a transition word indicating sequence or consequence and should be followed by an independent clause to form a complete sentence.
i will complete my work
America is the land of opportunity.
They invited him to the party, but he has not had an opportunity to respond.
To exploit the opportunity, he attended a good university.
a sentence with the word grunt is.....She grunt me!
sentence is group of word that expresses a complete thought... :DD
Complete sentence?
You have a complex sentence. Best is the last word of a complete sentence. When is an adverb. It is followed by the word They. The word They starts a complete sentence. Thus, the word when makes the second sentence subordinate to the first sentence. That makes it complex.