By the end of the year the sales plan for the ne

Mr. Jones ________ in the company for twenty years by the end of next month.

听力原文： A 20－year action plan for. cutting the rate of the world population growth is ex

If the task ______ by the end of this year is delayed, the company will be under punishmen

听力原文：Because of the decreasing sales of the products at the end of the year, the sales

John told us that by the end of the year they _____ together for thirty years.A.

Professor Wu told us that by the end of the year