根据上下文及中文提示填写单词。

     Daming and Tony are classmates.  Tony has already made a __1__ (模型) of the space station.  This is

  for his space travel  homework, but Daming hasn't __2__ (完成) it __3_ .  Tony asks Daming not

__4__  (惊慌) __5__ (因为) their teacher Ms James wants it next week.  They have known the

 __6__ (最新的) news.  Some scientists have__7__ (发射) a spacecraft to Mars.  It has taken

 __8__ (少数,几个) months to get to Mars.  There aren' t __9__ (一些) astronauts in the spacecraft.  

 What a pity! Maybe it's an unforgettable__10__ (经验).

女孩，1岁，反复发热7天，伴皮疹2天。轻咳，不喘；曾用头孢哌酮治疗3天仍高热。查体：T39℃，精神可，躯干部及四肢散在红色斑丘疹，部分融合成片，压之褪色，双颌下及颈部可触及数个淋巴结，最大直径为1.5cm，活动。双眼结膜充血，口唇红干裂，杨梅舌，咽充血，扁桃体Ⅱ度肿大，心肺无明显异常，腹软，肝脾未触及肿大。曾查血常规白细胞18×10/L，N0.78，L0.12，CRP136mg/L。

若上述治疗方案效果不佳，宜选用以下治疗方案（）

A.糖皮质激素+阿司匹林

B.糖皮质激素

C.双嘧达莫

D.血浆置换

E.加强抗感染治疗

F.输新鲜冰冻血浆