.—I’ve told her many times, and she still forgot about it! —I understand. It’s true that she_______be very forgetful sometimes.
People _____ much more by their gestures than by their words.
Whoever leaves the lab last, _____ all the lights are turned off.
Nobody can tell _____ the future world will look like.
— I put him down for a well-educated man. —______ ? — I mean that he's a well-educated man.
The silence of the library is sometimes broken by a sudden cough or the sound of pages______.