It ________ have been her to leave her child alone and do whatever she wanted. She isn't such a person.

– Do you know whose book this is?—Let me have a look . It      Wei Fang’s . Look, here is her name.

— Did you visit the museum today? — No. We ______ it, but we spent too much time shopping.     

---Whose book is this?  ---It ______ be Linda’s. It has her name on it. 

－ Must I clean my rabbit’s hutch every day?－ No, you ____________.