Doyouknowhowmuch

发布时间:2020-07-11 21:01:39

Do you know how much time and effort they devoted________ such a plicated project?












A.to plete











B.pleted










C.pleting










D.to pleting

网友回答

D解析考查非谓语动词。定语从句的谓语动词与前面的先行词之间构成devote time and effort to doing sth.故
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