能治湿疹瘙痒的是()
A.炮姜
B.艾叶
C.赤石脂
D.茜草
E.藕节
参考答案:B
句型转换
1. He's my friend.(改为一般疑问句)
______ he_____friend?
2. Those are my shoes.(改为单数句)
_____ _____my ____.
3. She's my cousin's mother.(改为同义句)
She's my ____.
4. Guo Jingjing is his sister.(改为否定句)
Guo Jingjing______ _____his sister.
5. Is that a watch?(改为复数句)
在下列现象中,属于用热传递方式改变物体内能的是( )
A.火车经过后,铁轨的温度升高
B.反复弯折后,铁丝的温度升高
C.铁锅烧热后,铁锅的温度升高
D.锯条锯木后,锯条的温度升高