最可能的诊断是
A．感染性肺炎
B．羊水吸入综合征
C．湿肺
D．肺透明膜病
E．持续肺动脉高压
参考答案：D
He asked me, “Did you see my sister last night?”
----He asked me __________
A．if I had seen his sister the night before.
B．whether I had seen your sister the night before.
C．did I have seen his sister the night before.
D．that I saw his sister the night before.
读图，回答下列问题。
该层大气（）
A.随高度增加，温度增幅变小
B.能够大量吸收紫外线长波辐射
C.以平流运动为主，有利于飞机高空飞行
D.受强烈的太阳辐射而呈电离状态
