1.Is she going to visit the museum?I don’t know.(用宾语从句改写句子).
I don’t know ________________________________________________.
2.These plants will produce food and oxygen.(改为被动语态).
Food and oxygen ____________________________________________.
3.The planet Mars appears red.(用blue改为选择疑问句)
___________ the planet Mars __________________________________.
4.There maybe some aliens on that planet.(改错).
___________________________________________________________
5.Some students said that living on another plant was very interesting.(改为同义句).
Some students said that ________________________________________ on another plant.