Scientists have come to the conclusion_______ the temperature on Earth is getting higher and higher.

-- ______________, I can make it home by 8:30 when the football game will be on TV. -- Well, it depends on how efficiently you work.

My grandfather spends most of his time _______ because he loves nature. 

These people were mentioned at the meeting,           , Tom, Helen and Brown.

The death toll of the quake in New Zealand is _____ 150, but officials say the figure won’t stand because they are still getting information in.