累及呼吸细支气管的肺气肿类型有
A.腺泡中央型
B.全腺泡型
C.不规则型
D.腺泡周围型
E.间质型肺气肿
参考答案：A, B
根据句意及首字母提示完成单词。
1. We should e________ our thanks to others when they help us.
2. We have entered a p________ in world history when children are all learning English.
3. The number of Chinese s__________ is larger than that of English.
4.-What language is spoken most w________ in the world?
-English.
5. Tom likes painting and his sister shows an i_________ in it, too.
下列是小东制作洋葱表皮细胞临时装片时所进行的几个相关步骤，请你将它进行正确的排序
A．1→2→3→4→5
B．4→5→1→3→2
C．5→4→1→2→3
D．2→1→3→4→5
when children are all learning English.
5. Tom likes painting and his sister shows an i_________ in it, too.