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Dolphinsarerare,butsometimesitispossible

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問題詳情:

Dolphinsarerare,butsometimesitispossible

Dolphins are rare, but sometimes it is possible _______ them near here.

 A. to see             B. to look                     C. seeing               D. looking

【回答】

A

知識點:非謂語動詞

題型:選擇題

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