Here's a trick authors use -- quit worrying about some perfect first sentence! Just write your work down and get finished. Then go back and make up a great first sentence based on what you have written.
I had to improve my work to go to Sarah SAMs
I hope that my example sentence will improve your understanding.
My teacher wants me to improve on my essay so it will be clearly understood.
That's not a question, improve your sentence structure and I'll improve my answer
Very proud people seldom ask questions.Very few people take the time to improve their grammar.
I will postgraduate in order to improve my score.
The significance of keyword replacements for "is" in a sentence is to vary sentence structure and improve readability by avoiding repetition.
Varying the way each sentence begins
I have a revolutionary plan to improve our product.
These exercises will eventually improve your mobility.
It is the first sentence of a paragraph which is the topic sentence.
The management decide to improve the inefficient elements of their factory to help improve production.