You must know the traffic {#blank#}1{#/blank#} if you walk in a city. The traffic lights are the same in every city. There {#blank#}2{#/blank#} always {#blank#}3{#/blank#} lights. You can cross the street at the {#blank#}4{#/blank#} light and you must stop and wait at the {#blank#}5{#/blank#} light. The {#blank#}6{#/blank#} light means "Slow down and stop". If you drive a car, you must drive on the {#blank#}7{#/blank#} side of the road in China. But in England, people drive on the {#blank#}8{#/blank#} side of the road.

    Once there were three birds in a {#blank#}1{#/blank#}. They were Bob, Baker and Ben. Baker was bigger {#blank#}2{#/blank#} Bob, but {#blank#}3{#/blank#}than Ben. Bob's singing was {#blank#}4{#/blank#}, but Baker's singing was {#blank#}5{#/blank#} than Bob's. Ben's singing was the {#blank#}6{#/blank#}.