enough 足够

①形容词＋enough   如：{#blank#}1{#/blank#}足够漂亮

②enough＋名词   如：{#blank#}2{#/blank#} 足够食物

I have {#blank#}3{#/blank#} go to Beijing. 我有足够的钱去北京。

③形容词＋enough to do sth.足够……去做……   如：

She is {#blank#}4{#/blank#}go to school.她到了上学的年龄。

The old need to have a {#blank#}1{#/blank#}  {#blank#}2{#/blank#}once a year.

He was {#blank#}1{#/blank#} in the rain in {#blank#}2{#/blank#} and was wet all over.

He {#blank#}1{#/blank#} {#blank#}2{#/blank#} and tried to ask us for help, but failed. 

{#blank#}1{#/blank#} {#blank#}2{#/blank#}, it's also very important to communicate with them politely.