1.look for something 盼望或期待某事物

We shall be looking for an important in your work this term.
我們期待你這學期功課進步。

look for 尋找

So where should we look for happiness?
那么，我們應該去哪里尋找幸福？

Every time a door closes another one opens, look for the open doors, look for the opportunities that are in front of you.
每次當一扇門關閉的時候,就會有另一扇門打開,去尋找那些敞開的門,尋找在你面前的那些機會。

2.carry out vt. 執行，實行；貫徹；實現；完成

You must carry out my orders.
你必須執行我的命令。

Seeing that he could not carry out his plan,he flung up his cards.
他看到不能實現自己的計劃，就撒手不管了。

To carry out and implement guidelines and policies on the administration of industry and commerce and draft the related local laws and regulations.
貫徹執行國家有關工商行政管理的法律、法規和方針政策，研究起草有關地方性法規和規章草案。