上呼吸道包括（）。
A.鼻、咽、喉
B.鼻、咽、喉、气管
C.鼻、咽、喉、气管、支气管
D.鼻、咽、气管
E.气管、支气管
参考答案：A
句型转换。
1. Daming will take lots of photos.(改为一般疑问句)
______Daming lots of photos?
2. It will be windy next Monday.(改为否定句)
It windy next Monday.
3. He will see his parents twice a week.(对画线部分提问)
will he see his parents?
4. He often goes hiking at the weekend.(用next Sunday改写句子)
He next Sunday.
5. They will use pencils to write.(对画线部分提问)
will they ?
中心性发绀常具有的特点是（）
A.常出现在肢体末梢
B.伴有皮肤温度降低
C.见于右心衰竭时
D.见于发绀型先天性心脏病时
E.见于严重休克时
