Youare_____carefulthanyourbrother.Youtwocan’tdotheworkthatneedscareandskill.

________ the arrival of the police, I would have been robbed by two masked men.

There are about five ____ young trees on the hill.

Which one of these do you want—________. Either will be OK.

Fans from miles around crowded into the stadium for the concert of Jay Chou on September 4th, 2012, _____ are popular with teenagers.