问题
单项选择题 B1型题
促进局部血液循环的是()
A.1~10Hz
B.50Hz
C.100Hz
D.50~100Hz
E.150~200Hz
答案
参考答案:D
促进局部血液循环的是()
A.1~10Hz
B.50Hz
C.100Hz
D.50~100Hz
E.150~200Hz
参考答案:D
用方框中所给单词的适当形式填空。 | |
2. John is very ______________. He has big arms and long legs. 3. Look at _____________ black shoes over there. 4. I have two _____________ in my hand. 5. The man _____________ young in that blue shirt. |