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1. It is an oversimplified view of cattle raising to say that all one has to do with cattle is leave them alone while they feed themselves, corral them, and to drive them to market when the time is ripe.
(A) all one has to do with cattle is leave them alone while they feed themselves, corral them, and to
(B) all one has to do with cattle is to leave them alone to feed themselves, to corral them, and
(C) all one has to do with cattle is leave them alone while they feed themselves and then corral them and
(D) the only thing that has to be done with cattle is leave them alone while they feed themselves, corral them, and(C)
(E) the only thing that has to be done with cattle is to leave them alone while they feed themselves, to corral them, and
本题目答案为c
问题:c中为什么谓语用is呢?我觉得应该主语是all,用are才对
求解!
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