It’s already 10 o’clock. I wonder how it ______ that she was two hours late on such a short trip.
--- ______,he knows a lot of things.
Not only ____interested in football but ____beginning to show an interest in it.
____can you expect to get a pay rise.
Many a time ________ swimming alone.
It was not until I began to work that ______ how much time I had wasted.A did I realize B didn’t I realize C I realize D I realized