Is this hotel _____ you once stayed at? [ ]

All the government leaders and policemen in Thailand must see to ______ that every citizen should stay safe and sound in the terrible flood.

A long time __________ since he ________ Shanghai.

Not only _____ feel good about helping other people, _____ get to do what I enjoy. [ ]

Do you like the music?—-Yes, very much, it sounds ________.