肾上腺皮质功能不全者，应从术前( )天开始给予适量的激素，以提高对手术的耐受力
A．5
B．2
C．3
D．1
E．4
参考答案：B
句型转换。
1. My mother is short and heavy. (对划线部分提问)
____ ____ your mother ____?
2. My brother likes playing chess. (对划线部分提问)
____ ____ your brother____?
3. Ann is short. She has short straight hair. (合并为一句)
Ann is short ____ short straight hair.
4. Cathy is not tall or short. (改为同义句)
Cathy is of ____ ____.
5. I think Mary is cool. (改为否定句)
I ____ think Mary ____ cool.
下列药物中，临床上较少引起肾损害的是（）
A.头孢噻啶
B.二性霉素B
C.庆大霉素
D.氨苄西林
E.新霉素
