问题
单项选择题
安静状态下，人体的主要产热器官是（）。
A.肝
B.肺
C.骨骼肌
D.心脏
答案
参考答案：A
搜题请搜索小程序“爱下问搜题”
安静状态下，人体的主要产热器官是（）。
A.肝
B.肺
C.骨骼肌
D.心脏
参考答案：A
This is a photo a classroom. It’s a big room. In the photo, you can see a table, some . You can see a teacher and two students（学生）, . Three are on the table. A pencil case is on the desk. Two pens and two rulers are in pencil case. A schoolbag behind a chair. The lady(女士) is the Chinese teacher. Her name is . One student is Jack. He is 12. The other student is Mike. is 11. They are in Class 8. They’re good . math(数学) teacher is Mr. Brown. He is not here.
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