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It needs hard work to finish this physics experiment.A.a good manyB.a number ofC.a great manyD.a lot

编辑:chaxungu时间:2026-04-24 12:49:00分类:高中英语题库

It needs ________ hard work to finish this physics experiment.
A.a good manyB.a number ofC.a great manyD.a lot of在线课程D