Have you ever dreamed of flying to school like Harry Potter? Of course, you're {#blank#}1{#/blank#} not a magician. But Speeder could make your dreams {#blank#}2{#/blank#} true. Speeder is a flying motorcycle. A US company made {#blank#}3{#/blank#}. The company calls it the world's {#blank#}4{#/blank#} flying motorcycle.

    Speeder can take off {#blank#}5{#/blank#} land anywhere. It flies at 240 km per hour at a height of 4, 500 {#blank#}6{#/blank#} in the sky. To reach that speed, Speeder mainly uses diesel fuel (柴油) to {#blank#}7{#/blank#}. The company will do more research on {#blank#}8{#/blank#} to use clean energy to power Speeder in the future. Speeder riders must weigh {#blank#}9{#/blank#} than 109 kg. If a rider is too heavy, it will be hard {#blank#}10{#/blank#} the motorcycle to take off.

    Technology plays an important part in our daily life now. Yet not many of us will realize how much we rely on it until we{#blank#}1{#/blank#}our lives to those in the past. There was no{#blank#}2{#/blank#}technology at that time, yet the items that people had were quite enough for them to live their lives.

Without necessary cooking tools, the people could still{#blank#}3{#/blank#}to make their food as nice as our food today. Animal parts were thrown away if they were not{#blank#}4{#/blank#}. Others were cooked over the fire. However, everything they used was taken from the forests around them.