I like to watch football games _________ TV. [ ]
A. on
B. at
C. in
D. from
答案：A
________in the fields on a March afternoon,I could feel the warmth of spring,feeling good.[ ]
A. To walk
B. Walking
C. Walked
D. Having walked
制备滴丸可用（）
A.塑制法
B.泛制法
C.泛制法或塑制法
D.滴制法
E.用蜂蜡塑制法
