点津：

abandon 指完全、永远地放弃，尤其指对其负有责任或义务者，或者放弃一个项目或计划。

desert 强调故意违背自己的义务、责任或誓言等。

forsake 指遗弃以前所爱的人或事物，着重于断绝情感上的依恋。

quit 强调突然或出其不意的放弃，一般指“停止”。

give up 多用于口头，表示停止做某事。

After the age of about thirty they abandon individual ambition.

他们一过三十就放弃了个人的雄心壮志。

It is despicable to desert your children.

你抛弃你的孩子是卑劣的。

She persuaded her husband to forsake his drinking habit.

她说服丈夫改掉嗜酒的习惯。

He concluded to quit on pay day.

他决定在发薪水这天辞职。

Don't give up hope; keep on trying.

不要灰心，继续努力。

答案：forsake, abandoned, desert, give up, quit