可和碱性酒石酸铜试液(斐林试液)发生反应而进行鉴别的药物有
A.醋酸地塞米松
B.葡萄糖
C.蔗糖
D.地高辛
E.异烟肼
参考答案:A,B,C
一个面积是1公顷的正方形菜地,其边长增加150米,则菜地的面积增加多少公顷?
句型转化。
1. Tina got Jack Rean's autograph. (就画线部分提问)
_____ autograph_____Tina _____ ?
2. How was your day off?(改为同义句)
_____was your day off_____?
3. He begins to work at seven o'clock. (用yesterday改写)
He _____to work at seven o'clock_____.