umn, _________ the weather is often cool and fine, people living in the city always like climbing hills for outdoor activities to strengthen their health．

rTom White arrived —- Yes ,already ______he wait outsideor just come in

Jackie is only six years old __________ he can play soccer very well.

Jane is not ____ she was ten years agoShe has changed so much

At the Olympic Games, only the athletes who have reached the agreed standard for their event will be ______ as competitors.