将所给词语连成句子，标点已给出，要求：符合语法，语句通顺，大小写正确，词语不得重复使用。
I, go on, yesterday, a trip
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it, I, was, school trip, first
{#blank#}2{#/blank#}
we, happy, sang, on the way
{#blank#}3{#/blank#}
interesting activity, many, there were
{#blank#}4{#/blank#}
what, we, a, wonder, time, had
{#blank#}5{#/blank#}
