Travelers_______________ that they should bring their ID cards with them.
The speaker raised his voice _____ make himself _____ by the listeners.
We waited and waited.________ we had been looking forward to.
The living room is clean and tidy, ________ a dining table already laid for a meal to be cooked.
Being injured in the leg made _______ impossible for him to walk his way home.
E-mails, though _______ exposed to misleading information, are considered far more convenient than traditional letters.