—Did you enjoy the party yesterday?–-________, so I left early.
The whole world felt sad about Audrey Hepburn’s _____ after she_______.
We must do everything we can _____ our earth cleaner and safer.
----- I’m going to visit my aunt this weekend. She was very kind to us when we were at her home last time, remember? -----Of course I do. _______.
----- I forgot my mother’s birthday! -----_______ You’d better keep it in mind next year.
----- How soon will you start your journey? -----I’m not sure. I haven’t decided ________.