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题型：单选题题类：真题难易度：普通

It might have saved me some trouble ______ the schedule.

A、did I know B、have I known C、 do I know D、had I known

举一反三

Little _________ that he was seriously ill himself.

________ be sent to work there?

_____you take an active part in physical activity _____be able to keep fit and stay healthy.

He talked a lot about America as if he there before.

____________ she was very brave.

Foutunately, I {#blank#}1{#/blank#}(adopt) your suggestion. Otherwise, I {#blank#}2{#/blank#} (complete) the task smoothly.

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