---Never give up and you'll succeed.---Thank you. i won't ______ you.

—Hi, Mr. Smith. Which department do you work in?—I am in the Marketing Department now, but I ________ in the Sales Department before long.

—Dad, I don’t think Oliver the right sort of person for the job.—I see. I’ll go right away and ________.

John went through the test paper once more carefully for fear that he would         any essential detail.

—Will $500________？—I'm afraid not.We need at least 300 dollars.