It’s hot in the shopping mall, because the air-conditioning system ______.
Tom’s and Joan’s ____ came to London last week.
You can hardly imagine the difficulty the woman had _____ her children.
No one ____ this building without the permission of the police.
Jim has no idea where he lost his watch, ____ it’s ____ that he will get it back.
He often read ____ the poor light, which made him near-sighted.