45.If he has ambitious goals and is willing to put in long hours，everyone in his unit with follow his example.

四級詞匯講解:

be willing to do意為“愿意、樂意做(某事)”，表示是個人自愿的。put in long hours在句中意為“投入大量時間”;follow one's example意為“效仿某人，以某人為榜樣”。如:I will follow your example and focus on my research.我要以你為榜樣，將精力放在我的研究上。

英語四級考點歸納：

短語pit in在口語中經常出現，其意義歸納如下:

※ 意為“花費，投入(時間、心思等)”。如:
You have to put in a lot of effort to learn a foreign language.學習外語需要付出很多努力。

※ 意為“安裝”。如:
We"re having a new bathroom put in.我們正在安裝一套新的洗漱設備，

※ 意為“打斷，插話”。如:
Can I put in a word?我能插句話嗎?

※ 意為“正式提出(要求等)”。如:
The company has put in a claim for the damage to the goods.該公司已就貨物的損壞提出索賠