题目内容
9.Theyshould have arrived (arrive) at lunchtime but their flight was delayed.分析 他们本该在午饭时间到达的,但他们的航班推迟了.
解答 答案:should have arrived 考查单词填空.should have done表示"本该做某事而实际不未做",含有责备之意.
点评 考查单词填空,准确地理解题意、然后根据题意及提示确定所填单词形式,正确写出单词完成答题.
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