胎盘产生的碱性磷酸酶与来源于肝、骨及肠的碱性磷酸酶不同,具有()
A.耐热性
B.耐酸性
C.耐碱性
D.抗冻性
E.耐蛋白酶性
参考答案:A
根据图画,用所给单词的适当形式完成短文:
( other, first, hit, back, doing, side, what, saved, once, across)
One day, a blind (盲人) is going (1) ______ the street. A truck(卡车)was going to (2) ______him.
Jack was running up to him and pulling him (3) ______. The man was (4) ______. Jack was taking him
to the other (5) ______ of the street. The man thanked him for (6) ______ that. But Jack didn't wait for
his thanks. Jack went to school at (7) ______. It was late. The (8) ______ class had been on. Jack told
the teacher (9) ______ had happened. The teacher asked the (10) ______children to learn from him.
采用低温粉碎的药材是()
A.玉竹、牛膝
B.炉甘石、珍珠
C.樟脑、冰片
D.蟾酥、牛黄
E.柏子仁、苏子