1.look forward to something/doing someting 欣然期待某事物

We're so much looking forward to seeing you again.
我们非常期待再见到你。

We look forward to hearing from you soon.
我们盼望着不久能听到您的回音。

If you do, after the first such evening out, you will certainly look forward to the next!
如果能做到这样，初次尝过甜头之后，你就一定会很期待下一次的晚宴了！

2.ran out v. 耗尽；抛弃

耗尽：
When the food ran out, they subsisted on lamp oil and sulfur-tainted water until their eventual rescue.
当食物耗尽时，他们就靠喝灯油以及被硫磺污染过的水苦苦支撑，最终成功获救。

Such a short distance would raise the possibility the pilot ran out of fuel.
如此短的距离即坠毁，可能是因为飞机燃油已经耗尽。

抛弃：
He ran out on his own responsibility, deserting his wife and son.
他抛弃了妻儿，背弃了自己的责任。

Originally I have for you is it just using value. Ran out, they abandoned, what am I?
原来我对你来说只是拥有利用价值。用完了，就抛弃， 你当我是什么？