__________，there are 50，000 visitors to the exhibitionevery day.
| A．At average | B．By average | C．On average | D．To average |
Sales director is a positioncommunication ability is just as important as sales.
| A．which | B．that | C．when | D．where |
We’re having a meeting in half an hour. The decisionat the meeting will influence the future of our company.
| A．to be made | B．being made | C．made | D．having been made |
Food supplies in the flood-stricken area. We must act immediately before there’s left.
| A．have run out | B．are running out | C．have been run out | D．are being run out |
--The Modern Art Exhibition in the City Museum has been cancelled.
--Oh, no! .
| A．It’s a pity | B．It doesn’t matter | C．I knew it already | D．It’s not interesting at all |
--you interrupt now? Can't you see I'm on the phone?
--Sorry sir, but it's urgent.
| A． | Can | B． | Should | C． | Must | D． | Would |