”You ____ have a wrong number,” she said. “There’s no one of that name here.”

“You ____ have a wrong number,” she said. “There’s no one of that name here.”

______number of students have gone to Shanghai．

The number of the newly admitted students ______over 300, but a number of them ______not arrived yet.

The number of people who have died of bird flu since 2003 is _______.

Pitted reduction gear teeth having a deep blue color with evidence of overheating have been operated with _______.

— How is everything going?

— ________________, we've been quite busy this month and there's been quite a lot of progress since the last inspection.

Cases of cyber-_____ have been increasing as a result of the diversification of frauds’ tricks.

______ so many people been out of work as today.

There have been quite a number of road ______today because of yesterday's snowstorm.

There have been few novels by revolutionaries free of those faults _____ by Marx and Engels.