题目内容
下组中,有一个单词与其他不是同类,将它写在前面框内
five, eleventh, twelfth, fifteenth, thirty-first, third
sightseeing, usually, riding bikes, hiking, camping, going shopping
cousin, aunt, uncle, grandparents, mountains, friend
week, month, day, December, September, San Francisco
cloudy, thirsty, windy, sunny, rainy, foggy