题目

阅读下面的短文,判断正(T)误(F)。There are three traffic lights: red, yellow and green. Red means “stop”. Yellow means “wait”. Green means “go”. In China, drivers drive on the right side of the road. In England, drivers drive on the left side of the road. If you go there by car, by bike or on foot, you must know the traffic rules.【1】The traffic lights are red, green and yellow. （______）【2】Yellow is stop. （______）【3】Green is wait. （______）【4】In China, drivers drive on the left side of the road. （______）【5】In England, drivers drive on the10．$\frac{7}{9}$表示把单位“1”平均分成9份，取这样的7份的数，它的分数单位是$\frac{1}{9}$．再添上2个这样的分数单位就是1．