Security was such a major concern at the G8 Summit that no journalists could approach the meeting zone without ________ the special pass.

If you hurry up, I think it is quite ____ that you will catch the flight to Hong Kong . There are 40 minutes left.

Making great efforts to struggle hard in your study，if ______，will possibly lead to your great success in the college entrance exam next year.

Sometimes ______English is quite different from ______English in many ways.

The old man was the only person on the spot____ helped him ____ a series of facts as told