He is efficient at doing his homework, since he is always done early.
our new air conditioner is much more efficient that our old one
Using the word "then" at the beginning of a sentence is not incorrect. However, it does not make a sentence complete. A complete sentence must have, at a minimum, a subject and a verb. "Then" is neither of those.
Fragment. It is missing a subject or verb to make it a complete sentence.
To make a strong sentence, use clear and concise language, vary sentence structure, and ensure that the message is impactful and relevant to the audience or context. Additionally, consider including vivid descriptions or strong verbs to enhance the sentence's power and clarity.
No, but you can make a sentence with the word suddenly. Suddenly it started to rain.
He is not a very efficient worker.
i think I'm efficient
Gas central heating is more efficient than electric.Open cast mining can be more efficient than deep mines.
The hybrid car has proven to be very efficient. My brother is very efficient on his job.
They tried to use the waste product in an attempt to make their manufacturing process very efficient.
The air conditioning system was efficient for the size of the home.
Tube lights are more efficient than light bulbs.
The supervisor was efficient in managing the workers.
our new air conditioner is much more efficient that our old one
Our business established an intranet to make our building more connected and efficient.
Josh was eager to get his fuel efficient hybrid on Sunday.
The efficient girl got all of her work done in an hour when it took the others all day to finish.