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______fromthemoon,ourearthwithwater______seventypercent...

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問題詳情:

______fromthemoon,ourearthwithwater______seventypercent...

______ from the moon,our earth with water______ seventy percent of its surface,appears as a blue ball.

A.Seen; covered                                            B.Seen; covering

C.Seeing;covering                                       D.To see; to cover

【回答】

B

知識點:非謂語動詞

題型:選擇題