The girl is my friend. She is thirteen 1 old. She is 2 with long legs. She 3 long hair, but she has a 4 face like an apple. She has two big black eyes and small ears. 5 mouth is big, but her nose is6. She likes red, but now she is 7a yellow skirt and brown 8. She is a nice girl. She and I9 good friends. 10 is she? She is Linda.

如图是一台收音机的屏板，当向右调指针（图中黑块）时，所接收的电磁波（  ）

空气质量的高低通常用污染指数来表示。下列城市中空气质量较差的是（  ）