17.Jane didn't have time to go to the concert last night because she was busy ____for the exam.[A] to prepare [B] to be prepared [C] being prepared [D] preparing
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17.Janedidn''thavetimetogototheconcertlastnightbecauseshewasbusy____fortheexam.[A]toprepare[B]tobepre
17.Jane didn't have time to go to the concert last night because she was busy ____for the exam.[A] to prepare [B] to be prepared [C] being prepared [D] preparing
17.Jane didn't have time to go to the concert last night because she was busy ____for the exam.
[A] to prepare
[B] to be prepared
[C] being prepared
[D] preparing
17.Jane didn't have time to go to the concert last night because she was busy ____for the exam.[A] to prepare [B] to be prepared [C] being prepared [D] preparing
d be busy doing 忙于做某事
D be busy doing sth 而且是人准备，不需要用被动式。
D.be busy doing sth忙着干某事
选D。be busy doing sth 忙于做某事。又因为是准备的动作是她发出来的，故为主动语态，所以选D