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科目： 來(lái)源：不詳 題型：單選題

Rare species in the world, ______ by hundreds every year, must be jointly preserved by all countries, or humans will encounter ecological disaster in the near future.
A．disappearedB．disappearingC．disappearD．having disappeared

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科目： 來(lái)源：不詳 題型：單選題

Sometimes I’m dying ______ him about it.
A．tellB．to tellC．tellingD．of telling

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科目： 來(lái)源：不詳 題型：單選題

________ in a red dress, she was easy to _______ in the big crowd.
A．Being dressed; pick outB．Dressed; pick out
C．Dressed; be picked outD．Having dressed; pick out

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科目： 來(lái)源：不詳 題型：單選題

Sarah pretended to be cheerful,            nothing about the argument.
A．saysB．saidC．to sayD．saying

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科目： 來(lái)源：不詳 題型：單選題

It was ______ the president's speech that the secretary spent the whole morning at home.
A．to prepareB．preparingC．preparedD．be prepared

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科目： 來(lái)源：不詳 題型：單選題

________ for not keeping his promise，Gary hung his head in shame.
A．BlamedB．To be blamedC．BlamingD．To blame

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科目： 來(lái)源：不詳 題型：單選題

You need some facts _____ to base your theory.
A．whereB．on which
C．in place whereD．in the place

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科目： 來(lái)源：不詳 題型：單選題

—Can those________at the back of the classroom hear me?
—No problem.
A．seat　　　B．sit
C．seated　　　D．sat

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科目： 來(lái)源：不詳 題型：單選題

“Things________never come again！” I couldn’t help talking to myself.
A．lost　　　B．losing
C．to lose　　　D．have lost

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科目： 來(lái)源：不詳 題型：單選題

In April，thousands of holidaymakers remained________abroad due to the volcanic ash cloud.
A．sticking　　　B．stuck
C．to be stuckD．to have stuck

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