― Who are you waiting for?    ― _______ the man wounded in the left leg. 

The boy said sadly，“No one can tell ______ will happen next.”

She was so angry at _______ he was doing ______ she walked out, and closed the door heavily behind her.

The reason ________ is given for her absence is _______ nobody reminded her about the meeting.

________ is no possibility ________ she can finish the task in two hours.