题目内容
9.You may fail the math exam,unlessyou study hard.分析 你数学考试会不及格,除非你努力学习.
解答 答案:unless. 根据句中关键词fail the math exam和you study hard可知,除非努力学习,要不考试不及格,所以用unless,除非…不然…连接,故填unless.
点评 判断句中前后句的关系很关键.不同的关系可用不同的连词.
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