患儿，6个月。高热10余日，咳嗽，气促，其母患肺结核，体检：精神萎靡，面色苍白，双肺呼吸音粗，肝肋下2.5cm，脾触及边缘，前囟膨隆，颈强（±），PPD试验阴性，胸片：双肺中外带均有粟粒状阴影。该患儿最可能的诊断为（）
A. 粟粒性肺结核
B. 结核性脑膜炎
C. 结核性脑膜炎+肺炎
D. 全身血行播散性结核病
E. 肺含铁血黄素沉着症
A self-righting survival craft will return to an upright position provided that all personnel（）.
A. are seated with seat belts on and doors shut
B. are seated with seat belts on and doors open
C. are to shift to one side to right it
D. escape from the craft
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