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题型：单选题题类：真题难易度：普通

Like ancient sailors, birds can find their way____ the sun and the stars.

A、used B、having used C、using D、use

举一反三

Around 13,500 new jobs were created during the period, _______ the expected number of 12,000 held by market analysts.

You shouldn't let your children r{#blank#}1{#/blank#}(漫游) the streets.

—We are really making great progress in exploring space.

—Imagine how pleased the whole is ________ the news!

We should try to find a better way to {#blank#}1{#/blank#} (处理)this situation.

The discovery of new evidence led to ______________.

This virus, once considered to _______, seems to have returned now.

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