I’m sorry, madam, those shoes are only ____ in small sizes. You can come again the day after tomorrow.

The dictionary still ______ where I ______ it last Sunday.

The procedures(程序) of operating a computer have been ______ several times, the results of which have made it much easier _______.[ ]

Could you tell me________— He is in his office.

It’s time _______ Lily_______ her little dog now.