Young men who have reason to fear that they will be killed in battle may justifiably feel bitter in the thought that they have been cheated of the best things that life has to offer
有理由害怕自己会死在战场上的年轻人，想到自己被剥夺了生活所能给予的最美好的东西时，感到痛苦，这是可以理解的

1 你学错了
2 不是主补，动脑想一想
3 has 和 to 要分开，不是你想那个意思。 (life has) to offer