皮皮学，免费搜题
登录
搜题
【单选题】
关于动脉血压形成的机制，以下哪一项是错误的?A.
与心室射血和外阻力两个因素都有关
B.
心室收缩释放动能和势能
C.
在每个心动周期中心室内压和主动脉压的变化幅度相同
D.
一般情况下，左心室每次收缩，向主动脉射出60～80ml血液
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】11 She is/’s got a sore throat.
____
【简答题】听下面一段对话，回答第1小题。 1. What's the woman's trouble? A. She's got a toothache. B. She's got a headache. C. She's got a fever.
【简答题】古希伯来的幼儿教育有什么特点?
【单选题】—What's wrong with you? —_____. [ ]
A.
I've got a headache
B.
She'll take some medicine.
C.
She's got a headache
D.
Thank you.
【单选题】She’s got a cup of tea , she any bread .
A.
but ,have
B.
and have
C.
but has got
D.
but hasn’t got
【简答题】请听一段对话，回答第1至第2小题。 1. What's wrong with the girl? [ ] A. She's got a fever. B. She's got a toothache. C. She's got a cold. 2. How long has she been like this? [ ] A. For about two days. B. For ...
相关题目：