express v 表达，表示（思想和感情） express...to sb. 对某人表达 。。。

I find it difficult to express my meaning. She expressed her thanks to us.

expression 为express的名词形式 表达，表示，表达方式

I sent them flowers as an expression of thanks.

6. Stonehenge, a rock circle, is not only one of Britain's most famous historical places but also one of its greatest mysteries.

circle 圆圈，也可表示有共同兴趣爱好或职业等的"阶层；圈子；界"

The children stood in a circle around the fire. He is well-known in theatrical circles.

circle v Please circle the correct answers.

not only....but also....须遵循的三原则：

①并列原则：并列连词，连接两个并列成分，其中also 可省略

②主谓一致原则：连接两个并列主语时，谓语动词在人称和数上要与but also后的主语保持一致

③倒装原则：连接两个分句时，not only置于句首，表示强调，其引导的句子要用部分倒装，即将谓语动词的一部分（如情态动词、助动词等）放在主语前面，而but also后的句子用正常语序

Not only he but also I am interested in pop music.

Not only do I feel good about helping people, but also I get to spend time doing what I love to do.

7. Every year it receives more than 750,000 visitors.

receive 及物动词，此句中意为：接待，招待；receive 还可表示：接到，收到,与get同义，后可接介词from

They are very glad to have the opportunity to receive the guest.

I received a letter from my mother.

receive与accept

receive 收到，强调客观上收到这一事实，不表明是否愿意接受此物