对于正在备考托福的考生来说，词汇是特别重要的，不管是听力、写作、阅读还是口语，都关系着词汇。

Being entirely honest with oneself is a good exercise.

对自己完全诚实是很好的练习。

gulf noun

[ɡʌlf]

an unbridgeable disparity (as from a failure of understanding)

海湾；波斯湾；分歧；鸿沟；隔阂

例句：

These issues were brought into sharp focus by the Gulf crisis.

海湾危机让这些问题备受关注。