由于在历史上曾和多种民族语言接触，它的词汇从一元变为多元，语法从“多屈折”变为“少屈折”，语音也发生了规律性的变化。精品小编准备了北师大版高二英语必修三unit8单元知识点，希望你喜欢。

as well as

阅读并翻译下列句子(可参考自我归纳部分)，注意as well as的意思及用法。

1. As well as the group guide, all teams have cooks and porters.

2. The child is lively as well as healthy.

[自我归纳] A as well as B 既....又…., 不但…而且….重点在A

He sings as well as plays the piano.

not only A but also B (不仅A，而且B)结构中，重点在B，并列主语时谓语只和B保持一致，也就是所谓的“就近原则”。

选词填空。

(1) English, as well as many other subjects, _______ (is/are) of great importance. (2) Not only the students but also the teacher ________ (wish/wishes) for a holiday.

anxious

阅读并翻译下列句子，注意anxious的意思及用法。

1. Don’t be anxious about their safety. They are no longer children.

2. My son was anxious for a new bike as his birthday gift.

3. I’m anxious for her to do as little as possible.

4. She was anxious that he should meet her parents.

[自我归纳] anxious adj.意为“___________________”,常与介词about连用，如句1;意为“渴望”，常与介词for 连用，如句____;也可用于be anxious for sb. to do sth.结构，表示“非常希望某人做某事”，如句_____;anxious后跟从句时，表示盼望某事发生，从句谓语常用“(should +)动词原形”，如句_____.

【拓展】anxiously adv. 焦急地，焦灼地

anxiety n.[U]挂念、渴望、焦急的情绪                  [C]令人着急的事，烦恼，忧虑 [即学即练] 汉译英

1. 她还没回来，我很担心她的安全。

2. 有大量的毕业生渴求工作。