问题
单项选择题
属于B超仪外围设备的是（）
A.探头
B.发射电路
C.接收电路
D.显示系统
E.打印机
答案
参考答案：E
搜题请搜索小程序“爱下问搜题”
属于B超仪外围设备的是（）
A.探头
B.发射电路
C.接收电路
D.显示系统
E.打印机
参考答案：E
| 从方框中选词填空。 | |
2. Justin has a computer game. He likes to ______ computer games. 3.—______ play basketball.—That ______ interesting. 4. I have a baseball ______. I like to play baseball. 5. My grandmother ______ a TV in her room. She ______ TV every day. 6. My friend has a great sports ______. He has all kinds balls in his room. |