I was so familiar with her that I recognized her voice__________I picked up the phone.
When the police arrived, the crowd made off _____ all directions.
Recently, employees at the Shanghai Metro’s Railway Station Stop have been busy learning dialects from other parts of the country, ___________ aims to provide better service to travelers from outside the city.
Professor Smith, along with his assistants, ________ on the project day and night to meet the deadline.
________ your composition carefully, some spelling mistakes can be avoided.
It remains doubtful whether the project _____________ next month will bring profits to the company.