——There must be a dozen pens in this house but I can never find one when I need one.——Keep looking. ______is sure to turn up.
The child sat in the dentist's chair _______.
Properly _______ with numbers, the books can be easily found.
Were you _______ when you saw that wild animal?
_______ the composition, John handed it to the teacher and went out of the room.
."Can you read?" Mary said _______ to the notice.