Here are the correct answers for each question based on standard English grammar rules:
Question 1: The company is developing state-of-the-art technology.
Question 2: I wanted to go to the concert; however, I realized I didn't have enough money.
Question 3: To provide additional context or clarification.
Question 4: I like playing soccer; my brother prefers basketball.
Question 5: My favorite book of all time: is Charlotte's Web.
Question 6: The company (which specializes in organic products) has grown substantially over the last year.
Question 7: To indicate a pause between words.
Question 8: I usually have a cup of coffee, a bagel, and some fruit for breakfast.
Question 9: The cold, refreshing water was just what I needed after a long run.
Question 10: The instructions for the exam were simple: read the instructions carefully and answer in complete sentences.