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1.Thebrainiscapableofignoringpainmessagesiftoconcentrateonotheractivities.A.itallowedB.allowedC.isitallowedD.allowedit2.Thereisnopointwithhim,sincehehasalreadymadeuphismind.A.argueB.toargueC.inarguing

题目详情
1.The brain is capable of ignoring pain messages if______to concentrate on other activities.
A.it allowed B.allowed C.is it allowed D.allowed it
2.There is no point _______with him ,since he has already made up his mind .
A.argue B.to argue C.in arguing D.of arguing
个人感觉选C 但说不上为什么
▼优质解答
答案和解析
B.allowed省略句,省略了it is allowed省略原则是:在时间状语从句或者if条件句中,如果前后主语一致谓语动词是系动词be,可将主语和be一起省掉,另外allow的用法,allow sb to do sth被动为sb be allowed to do sth,allow doing sth
D. of arguing固定搭配.争论是没有用的,因为他下定决心了