Open/Closed<br />Over/Under<br />Up/Down<br />Hard/Soft<br />Big/Small<br />In/Out<br />On/Off<br />Front/Back<br />Heavy/Light<br />Stand/Sit<br />Quiet/Loud<br />Hot/Cold<br />Sweet/Sour<br />Full/Empty<br />Wet/Dry<br />Boy/Girl<br />Come/Go<br />Left/Right<br />Forward/Backward<br />Fast/Slow<br />Black/White<br />Right Side Up/Upside Down<br />Straight/Crooked<br />Clean/Dirty<br />Smooth/Rough<br />Far/Near<br />Asleep/Awake<br />Stop/Go<br />Yes/No<br />Short/Tall<br />Push/Pull<br />Happy/Sad<br />Thick/Thin<br />Old/New<br />Light/Dark<br />A Little/A Lot<br />Sunny/Rainy<br />Loose/Tight<br />Day/Night<br />Hello/Goodbye
