阅读下面短文, 按照句子结构的语法性和上下文连贯的要求, 在空格处填入一个适当的词或使用括号中词语的正确形式填空。
Sara and her father planned {#blank#}1{#/blank#} trip to a mountain near their home. The path they chose{#blank#}2{#/blank#} (begin) at the foot of the mountain and led all the way {#blank#}3{#/blank#} the top. Sara packed lunches earlier that morning. {#blank#}4{#/blank#} (she) father filled their backpacks with other things and they {#blank#}5{#/blank#} (be) off!
As they started up the path, Sara's father pointed out many different{#blank#}6{#/blank#} (plant) that grew on the path. He showed Sara the {#blank#}7{#/blank#} (different) between the{#blank#}8{#/blank#} (leaf) of trees. Sara was glad {#blank#}9{#/blank#} her father knew so much! She always learnt something whenever they went on a trip. This time, she was sure that she {#blank#}10{#/blank#} learn more.
