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Nobodywillbelievehowdifficulthisworkhasbeen?a.willheb.won’tnobodyc.willtheyd.won’ttheyHASBEEN是这里干吗用的?

题目详情
Nobody will believe how difficult his work has been ______?
a.will he b.won’t nobody c.will they d.won’t they
HAS BEEN 是这里干吗用的?
▼优质解答
答案和解析
表动作完成,无特殊意思