Discussions between the two sides have {#blank#}1{#/blank#} {#blank#}2{#/blank#}. It is not clear which side is {#blank#}3{#/blank#} {#blank#}4{#/blank#}

While {#blank#}1{#/blank#} the dog, you were careless and it got {#blank#}2{#/blank#} and was hit by a car.

Not until they {#blank#}1{#/blank#} {#blank#}2{#/blank#} {#blank#}3{#/blank#} the moving train {#blank#}4{#/blank#} the Tibetan antelopes {#blank#}5{#/blank#} {#blank#}6{#/blank#} their movement across the railway.

仿写1：尤其令人惊讶的是印加人的干砌石头建造方法。（来自必修一Unit 2）

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