1.妈妈常告诉我，既不要炫耀自己，也不要轻视别人。
Mom often tells me {#blank#}1{#/blank#} nor {#blank#}2{#/blank#} .
2.昨天他如此急于去上班以至于忘记关收音机了。
He was {#blank#}3{#/blank#} to go to work that he {#blank#}4{#/blank#}  the radio.
3.我还不确定他的信值不值得回复。
I'm {#blank#}5{#/blank#} his letters {#blank#}6{#/blank#} .
4.-布朗先生已经去上海了吗？ - 是的，他已经去了三个月了。
{#blank#}7{#/blank#}Mr Brown  {#blank#}8{#/blank#}  Shanghai? Yes, he {#blank#}9{#/blank#} for three months.
5.你的汽车出了故障，必需尽快请人修理。
Something {#blank#}10{#/blank#} your car and you {#blank#}11{#/blank#} as soon as possible.

Jim walked out of the classroom{#blank#}1{#/blank#} {#blank#}2{#/blank#} {#blank#}3{#/blank#} {#blank#}4{#/blank#}

We realized how much {#blank#}1{#/blank#} after watching these documentaries．

必须阻止工厂向江河湖泊排放污水。(prevent)