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ter. 照例子,寫出下列動(dòng)詞的 ing形式 。 looklooking have eat shine wear play drink sit swim having eating drinking sitting shining wearing playing swimming Be(am are is)+動(dòng)詞的 ing,表示正在發(fā)生的動(dòng)作或發(fā)生的事情。 (3)The sun is shining. (1)T