英语选择和填空The questions is A whether is it worth doing B that i

英语选择和填空
The questions is
A whether is it worth doing B that if it is worth doing
C whether it is worth doing D if it is worth doing
That's ___
A how she did it B that how did she do it
C how did she do it D what she did
I have no idea____she will be back
A that B where C that when D when
___to keep fireworks away from trees.buildings and woodenfences
要解析