Fill in the blanks with the best words from the box. Change the form where necessary.professional convey relieve promotion complain involve register engage1. We learned how to ____ a new web page last week.2. For the first time in my life I found it hard to ____ my feelings in words.3. Although they work till midnight every weekend, they never ____ about working overtime.4. This survey is the work of a real ____ according to the detective.5. The parents were ____ to hear that the two sisters were both admitted to the same university.6. We sent him our congratulations on hearing of his ____.7. His life goal is to ____ in activities that are both meaningful and enjoyable.8. David was told that the new job would ____ travelling once a month.

本题考查动词、名词、形容词的词义辨析及形式转换，需根据句意选择恰当的词并调整其形式。解题核心在于：

1. 明确空格所需词性（动词、名词、形容词）；
2. 理解上下文逻辑关系，锁定关键词（如“congratulations”对应“promotion”）；
3. 注意动词时态、第三人称单数、名词化等变形。

1. We learned how to ____ a new web page last week.

动词：表示“注册/创建新网页”，需用register（动词原形）。

2. For the first time in my life I found it hard to ____ my feelings in words.

动词：表示“用语言传达情感”，需用convey（动词原形）。

3. Although they work till midnight every weekend, they never ____ about working overtime.

动词：表示“抱怨”，需用complain的过去式complained（主句时态为过去式）。

4. This survey is the work of a real ____ according to the detective.

名词：表示“专业人士”，需用professional（名词形式）。

5. The parents were ____ to hear that the two sisters were both admitted to the same university.

形容词：表示“感到欣慰”，需用relieved（-ed形容词）。

6. We sent him our congratulations on hearing of his ____.

名词：表示“晋升”，需用promotion（名词形式）。

7. His life goal is to ____ in activities that are both meaningful and enjoyable.

动词：表示“参与”，需用engage（动词原形，主语为单数第三人称）。

8. David was told that the new job would ____ travelling once a month.

动词：表示“涉及/需要”，需用involve（动词原形）。