Fill in the question.

1.Sally collects rubbish for recycling,?
2.This is an interesting book,?
3.He could join our club,?
4.Mary has never been to Paris,?
5.We’ve been planting trees for a week now,?
6.My father won’t buy this expensive motorbike,?
7.My mother can cook such tasty cake,?
8.The weather is good today,?