【题目】usually / we / a / school / have / trip / autumn / in (.)
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【答案】We usually have a school trip in autumn.
【解析】
usually通常,we我们,a一次,school trip学校旅行,autumn秋天,in在,根据所给句号,可知句子是陈述句,根据词义连成句子:我们通常在秋天去学校旅行。故答案为We usually have a school trip in autumn.