—How long does it take to get to the airport?—Forty minutes.But it’s foggy today.I’m not sure________the highway will be closed soon.Let’s set off earlier.
The watch is _________ than that one.
Read the book !There is _________ in it.
---- __________________? -----For two hours.
_________ does Jim surf the Internet? Once a week.
_______he is busy, ________he helps us often.