Do you think we are going the right way to the Forbidden City? —Sorry, I’m not sure．But it _______ be．

st _______ when I make adeep breath, doctor

The story happened ________ the 19th century

I could believe my eyes when I came to Nanjing last year.—Yes. Great changes have taken place in the past few years.

The child is much too young; I object ______ him aloneat home.