To be ______ changing times you cannot have your bodyin the 21st century and your head back in the past

It shocked me to see ______ my neighborstreated their children

___________ there a map and two posters on the wall— Sorry, I don’t know.

They are very grateful _______ us _______ them so muchhelp.

It has been announced that all the students______ put on the masks before going to school in case they are infected withSARS virus