She has       been to Shanghai, has she?

______ Lily ______Lucy may go out for a walk with you because one of them must do the dishes at home. 

— He’s often seen to help others,     ?—       . He’s helpful. We all like him.

--- He hardly spent any time on his subjects, ____________ ?--- _______________, so he does badly in his lessons. 

--Spell“color”，please.---______.