公共英语一级
单选题Studyhard,__________youwon’t pass the coming Englishexam.
[A]and
[B]or
[C]but
[A]and
[B]or
[C]but
参考答案:B进入在线模考
考查句型与连词用法。本题是对“祈使句,and/or+陈述句”这一特殊句型的考查。在这一句型中,如果连词用and(那么),则祈使句部分相当于一个由if引导的肯定条件句,其后的陈述句为肯定;连词如果用or(否则),则祈使句部分相当于一个由if引导的否定条件句,其后的陈述句则应为否定形式。本题中后面陈述句是否定句,因此用or。
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