The tourists are__________by the_________scenes of China.
英语老师指着“Ff”问道:What’s this? 你应答:_______.
How ____ is it from here Ningbo to Xi’an? —It’s about two ____ flight.
The girl _____ the US is my son’s English teacher. [ ]
I want to return the book to John, but I can’t find him.–He______ the library. You can find him there.