弯曲菌属细菌为微需氧菌,初次分离时,多数种类的弯曲菌需在含____O、__C0和____N2的气体环境中生长。
参考答案:5%;10%;85%
She didn’t write _____.So she didn’t pass the test.
A.careful enough
B.enough careful
C.carefully enough
D.enough carefully
哪项是胃癌的癌前病变()。
A.慢性萎缩性胃炎
B.胃息肉
C.肠型化生
D.残胃炎
E.胃溃疡