问题
填空题
根据图示,在横线处补充完整。
答案
主动脉;组织细胞处毛细血管网;上下腔静脉;右心室;肺部毛细血管网;肺静脉
根据图示,在横线处补充完整。
主动脉;组织细胞处毛细血管网;上下腔静脉;右心室;肺部毛细血管网;肺静脉
完形填空 | ||||
My name 1 Bill. I'm 2 English boy. I'm twelve. I'm a middle school student. Li Lei is my 3 . We're in the same class. Here is a photo 4 his family. Look, this is his 5 . He is a policeman. His 6 is a teacher of English. She is a good teacher. Li Lei has 7 sisters. 8 are twins(双胞胎). Their 9 are Fang Fang and Yuan Yuan. They have a cat. We are good 10 ,too. | ||||
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