34.All that can be done ___. A)have been done B)have done C)has done D)has been done 35.A person beating a drum or blowing a trumpet causes vibrations in the air ___ sound waves. A) calls B) called C) is called D) are called 36...
成人高考学位英语备考练习:非谓语动词 一、不定式 (一)基本结构 to do to be doing to have done to be done to have been done 学位英语真题汇编 1、Judging from his manners at the party, he does
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