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答案揭晓：
Apple polisher
马屁精
例句：
英英解释：A flatterer. (Apples are a typical gift for teachers.)
Everybody at my office seems to be an apple polisher but me.
除了我之外，我办公室里的每个人似乎都是马屁精。
Catch the wind in a net:
竹篮打水一场空√
例句：
The wind cannotbe caught in a net. You must change the way.
撒网捕风，徒劳无功。你必须换一个方法。
Beat the air:
白费力气√
例句：
My sister is very stubborn, if you want to change her mind is like beat the air.
妹妹很固执的，你要改变她的心意根本就是白费力气。
Bay the moon:
枉费心机√
例句：
Let's not bay the moon.
我们就不要再枉费心机了。
Assignment（脑洞大开时间）
Many moons ago
Song for you（片尾曲）
Adele - Take It All
