龙舌兰日出shine
digging（dig的现在分词形式）['dɪɡɪŋ]n. 挖掘，采掘v. 挖掘，发掘dig [diɡ]vi.(如用铲或其他工具或用手、爪、动物的口、鼻部等)掘，挖掘；掘地；采掘；发掘：I dug with a spade.我用铁铲挖掘。They were digging in the tunnel the whole day.他们整天在隧道里挖掘。If those moles carry on digging,there will soon be no grass left.如果那些鼹鼠继续掘地，很快将没有草留下。参考答案
