Smart Windows

Function(功能)

They can change from clear to dark and black again when people {#blank#}1{#/blank#} them.

Some Facts

●They can make the world a {#blank#}2{#/blank#} and comfortable place.

●People could {#blank#}3{#/blank#} make the windows less bright to stay cool.

●Most people spend about {#blank#}4{#/blank#} percent of their time indoors.

●They {#blank#}5{#/blank#} of smart windows could mean that more energy can be saved.

Who

With whom

Where to go

What to do

My father

Mr Green: {#blank#}1{#/blank#}

France

Go {#blank#}2{#/blank#}

My mother

Mrs Brown: Patient

{#blank#}3{#/blank#}

Go shopping and

{#blank#}4{#/blank#}

My sister

Linda: Smart

The US

Visit {#blank#}5{#/blank#}