___An easy experiment can help you understand what happens when the heart beats. You can do this experiment with a hollow rubber ball. Make a small hole in it, and fill the ball with water through the hole. When you squeeze the ball, you will notice how the water comes out in a sp...
B.The location, size and heartbeat of a heart. C.What happens when the heart beats? D.How does your heart work? E. How do we know about the heart? F.What can a doctor tell by feeling your pulse? 1.___ Your heart is sometimes called the engine or the motor in your body and...
【5】___ An easy experiment can help you understand what happens when the heart beats.You can do this experiment with a hollow rubber ball.Make a small hole in it, and fill the ball with water through the hole.When you squeeze the ball, you will notice how the water comes out in ...
B. The location, size and heartbeat of a heart.C. What happens when the heart beats?D. How does your heart work?E. How do we know about the heart?F. What can a doctor tell by feeling your pulse?71. 79. Your heart is located in your chest, a little to your left. This heart...
When we exercise, what happens to our heart? A. Beats slower. B. Stops beating. C. Beats faster. D. Beats irregularly. 相关知识点: 试题来源: 解析 C。原因:文中提到 When we exercise, our heart beats faster and our blood circulates better....
The passage mainly tells us __ . 相关知识点: 试题来源: 解析 (1).【答案】beat faster【解析】本题考查学生的阅读理解能力,根据短文第一段可知当你为某事感到焦急时,你的心跳会更快,根据题意要填beat faster.(2).【答案】talk about your problem【解析】本题考查学生的阅读理解能力,根据短文的talk ...
(1)What happens when you feel worried?A.Your heart beats faster.B.Your can't sleep well.C.Both A and B.(2)To fit everything in,you shouldA.ask your parents or friends for helpB.manage your time before you start the workC.find out the reasons why you are worried...
百度试题 结果1 题目What happens when you turn around again and again in bed? A. Your heart beats slower. B. It becomes harder to sleep. C. You become too tired to sleep. 相关知识点: 试题来源: 解析 B 反馈 收藏
a在我心里永远有个你 Forever has you in my heart [translate] aI like PE beat 正在翻译,请等待... [translate] aultrapurification ultrapurification [translate] a轴承资料 Bearing material [translate] awhat happens when a bear hibernates? lts heart beats slower 当熊冬眠,什么发生? lts心跳更慢 [...
女王的棋局第1季第3集台词 英文中文Mom!妈妈后翼弃兵 第三集Well, now.瞧瞧这里Welcome.欢迎- Got a cigarette, doctor? - So...