雀斑与雀斑样痣的鉴别中符合雀斑的是()
A.颜色较深
B.-日晒后增多
C.任何部位均可发病
D.病理为黑素细胞数目增多
E.与日晒无关
参考答案:B
[听力原文]
M: It seems that we’ll have another fine day tomorrow. Let’s go to the seaside.
W: OK. But we’ll have to leave very early, or else we’ll get caught in the traffic.
Why does the woman suggest going early()
A.Because they can back home early.
B.Because they’ll get caught in the traffic.
C.Because they will have a good view.
D.Because the woman doesn’t want to go.
我国安全生产的方针是“预防第一、安全为主”。