在早期的反卫星试验中,攻击拦截方式之一是快速上升式攻击,即“拦截器”被送入与“目标卫星”轨道平面相同而高度较低的追赶轨道,然后通过机动飞行快速上升接近目标将“目标卫星”摧毁。图为追赶过程轨道示意图。下列叙述正确的是( )
Theresome soup. A. are B. have C. is
How manyare there? A. birthday B. birthdays C. a birthday
What is she? A. doing B. do C. going
I’m going to attend(参加) tenthis year. A. partys B. party C. parties
There are thirty-one March.(三月) A. months B. weeks C.days