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
I will postgraduate in order to improve my score.
Very proud people seldom ask questions.Very few people take the time to improve their grammar.
The management decide to improve the inefficient elements of their factory to help improve production.
These exercises will eventually improve your mobility.
I have a revolutionary plan to improve our product.
Varying the way each sentence begins
Good students strive constantly to improve their grades. As president, he will strive to improve the economy.
"If you practice every day" is not a complete sentence, therefore a dependent clause. This is also part of a complex sentence. Using the example: "You will improve." Two ways of its use are shown below. "You will improve if you practice every day." or "If you practice every day, you will improve." Hope I helped.