---The pigs suffer from mouth-to-foot disease, don’t they? ---Yes, so we should to get them . A. round them up; killed B. round them up ; to kill C. round up them; killing D. round them up; to be killed 【查看更多】

 

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- The pigs suffer from mouth-to-foot disease, don’t they?

- Yes, so we should ________ to get them ________.

[  ]

A.round them up; killed

B.round them up ; to kill

C.round up them; killing

D.round them up; to be killed

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