I don't know{#blank#}1{#/blank#} he is at home {#blank#}2{#/blank#} at the office．

It will be a big surprise. {#blank#}1{#/blank#} {#blank#}2{#/blank#} {#blank#}3{#/blank#} {#blank#}4{#/blank#}.

The coffee is {#blank#}1{#/blank#} {#blank#}2{#/blank#} that she {#blank#}3{#/blank#} {#blank#}4{#/blank#} it now.

It {#blank#}1{#/blank#} {#blank#}2{#/blank#} that about 200 people had lost their lives in Lushan Earthquake.

{#blank#}1{#/blank#}is very important before doing sports.