“两弹一星”是指（ ）
A．原子弹、导弹和人造地球卫星
B．原子弹、氢弹和人造地球卫星
C．氢弹、导弹和人造地球卫星
D．核弹、导弹和人造地球卫星
答案：A
32．—Why are you so sweaty?
--- I__________football with my classmates and how I want to have a drink!
A．was playing
B．had been playing
C．have played
D．Played
差异性青紫
