在学习《新视野大学英语》第三版的过程中，同学们常常会遇到一些课后的练习题，这些题目不仅帮助我们巩固所学的知识，还能够提高我们的英语综合能力。以下是针对Unit 1部分的课后习题解答以及对应的翻译，希望对大家的学习有所帮助。

Part A: Vocabulary and Structure

1. Exercise 1: Fill in the blanks with the correct form of the words given.

Example: She is __________ (confidence) about her ability to succeed.

Answer: confident

Explanation: The word "confident" fits here because it describes someone who believes in their own abilities, which matches the context of the sentence.

2. Exercise 2: Choose the best option to complete each sentence.

Example: I was so tired that I could hardly keep my eyes _________ (open).

Options: A) opened B) opening C) open D) opens

Correct Answer: C) open

Explanation: The phrase "keep my eyes open" is an idiomatic expression meaning to stay awake or alert. In this case, the correct form of the verb is "open."

Part B: Reading Comprehension

After reading the passage in Unit 1, answer the following questions:

1. What does the author mainly discuss in this section?

Answer: The author discusses the importance of setting goals and how they can guide one's life towards success.

2. How does the author support his argument?

Answer: The author supports his argument by providing examples from real-life situations where goal-setting has led to positive outcomes.

Translation Section

Translate the following sentences into Chinese:

1. Setting clear goals is crucial for achieving personal success.

答案：设定清晰的目标对于实现个人成功至关重要。

2. Without direction, even the most talented individuals may wander aimlessly.

答案：没有方向感，即使是最有才华的人也可能漫无目的地徘徊。

通过以上练习和翻译，我们可以更好地理解Unit 1的内容，并且提升自己的词汇量和语法知识。继续努力，相信你们会在英语学习上取得更大的进步！