语法填空
If we want to finish anything in life, let us not forget that we must persevere（坚持不懈）. If we want to learn 1 lessons well in school, we must be hard- working and not give up 2 we come to anything difficult. We shall find many of our lessons very hard, 3 let us consider that the harder they are, 4 better they will do to us if we persevere and learn them thoroughly.
But there are some 5 us who are ready to give up when they come to a hard example in mathematics, and say, “I can’t do this.” 6 never will succeed forever if they feel so. Let us remember that we shall meet with many ____7 all through life. If we keep on 8 (try), we shall be sure to conquer and overcome every difficulty we meet with.
And 9 we master our lessons well in school, it will prepare us to overcome the difficult things 10 we shall meet in life when our school days are over.
