Not until I dropped off from school ____ how much time I had wasted.
Mr. Bill Clinton was elected ____ President of the United States in ____ 1990s.
---- I wonder if I could borrow your bike for a second time. ---- .You nearly damaged it last time.
Betty and Arthur ____ on separate holidays in a few days’ time.
— Is there anything you want to know?— I just wonder ____ that makes Jim so excited.
Margie shows a very positive attitude ____ her work.