Which of the following statements is true?
A.A storm surge is a dramatic increase in wind velocity.
B.A hurricane watch is more serious than a hurricane warning.
C.Falling air pressure is an indicator that the storm is increasing in intensity.
D.It is safe to go outside once the eye has arrived.
第7题
胃癌组织起源于
A、幽门腺上皮细胞
B、胃腺颈部的干细胞
C、胃壁细胞
D、胃主细胞
E、贲门腺细胞
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