先天性肺囊肿的临床特点，下列不正确的是（） A.如无并发症，主要采取内科对症治疗 B

根据句意及首字母提示，补全句中所缺的单词。

1. The library divides books in c________, such as geography, biology.

2. I am sorry to bring you so much t_________.

3. A fan of the big star had successfully got some great s________ of her.

4. A p________ is someone who works on pictures.

5. I heard that you had passed the driving test. C________ to you!

6. Most of the parents e________ much of their children.

7. Three places of i________ have been warned about being polluted in this city.

8. Every student should attend the graduation c________ before he leaves the school.

9. His father always p________ him up after school.

10. Many people were frightened by the lightening(闪电), i________ my little sister.

维持细胞外液渗透压的重要离子是

A．K⁺

B．Na⁺

C．Mg²⁺

D．H⁺

E．Ca²⁺

眉毛描画的开始部位是（）。

A.眉头

B.眉峰

C.眉梢

D.眉腰

我国建设法规体系是如何构成的？

休闲体育的分类方法较多，按活动环境不同，可分为室内和（）的。