辣椒对环境的要求有哪些特点？
参考答案：
辣椒是喜温暖怕炎热，喜阳光怕暴晒，喜潮润怕水涝，喜稍肥怕脊薄的作物。
_____ he realized it was too late to return home.
A．No sooner it grew dark than
B．Hardly did it grow dark when
C．It was not until dark that
D．It was until dark that
出现明显皮下气肿的胸部损伤是（）。
A.闭合性气胸
B.多根单处肋骨骨折
C.开放性气胸
D.大量血胸
E.张力性气胸
