重点词汇词组：

At the end nearest him1 sat2 Hagrid3, who caught his eye and gave him the thumbs up4.

长难句分析

解：1地点状语+2谓语+3主语+4定语从句

析：①介词短语At the end nearest him为地点状语，置于句首时，句中主语和谓语完全倒装。

②非限制性定语从句：who caught his eye and gave him the thumbs up

该从句修饰先行词Hagrid，关系代词who在从句中作主语。

1.plunge sth. into sth. 猛力插入；扎进

例：She plunged the knife deep into his chest.

她把刀子深深地刺进他的胸膛。

【常见短语】

①plunge in/plunge into sth. 突然开始积极地做

例：Two months before his exams, he suddenly plunged into his studies.

考试前的两个月，他突然开始埋头学习。

②plunge sb. into sth. 使陷入（不快的事情）

例：The news plunged them into deep depression.

这条消息立即使他们深感沮丧。

2.thumbs up 竖起大拇指；赞成

例：Their proposals were given the thumbs up.

他们的建议得到了赞许。

【相关俚语】

①thumbs down 拇指向下；不赞成

例：They gave our plan the thumbs down.

他们不赞成我们的计划。

②under sb.'s thumb 在（某人的）支配下

例：He's got the committee firmly under his thumb.

他已牢牢地掌控了委员会。

3.at once 立即

例：I knew at once that I'd like it here.

我立刻知道我会喜欢这里的。

【相关俚语】

①all at once 突然，忽然

例：All at once there was a loud crashing sound.

突然发出哗啦一声巨响。

②once and for all 彻底了结地；一劳永逸地

例：Our intention is to destroy their offensive capability once and for all.

我们的目的是彻底摧毁他们的进攻能力。

③(every) once in a while 偶尔，间或

例：We meet for lunch once in a while.

我们偶尔见面吃顿午餐。

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