根据句子意思，用括号中所给单词的正确形式填空。(每空限填一个单词)Alice fell for a long time, and then she found {#blank#}1{#/blank#} (she) alone in a long, low hall.
Some people think that wolves are dangerous to {#blank#}2{#/blank#} (human).
The exam is much {#blank#}3{#/blank#} (easy) than we expected. Great!
We should use our pocket money {#blank#}4{#/blank#} (wise).
Neil Armstrong is the first man to walk on the Moon. It was brave of him to go to a place that was {#blank#}5{#/blank#} (know) to people at that time.
