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两个句子改错(每句只有一处错)1.Theboxistooheavyforthechildtocarryit.2.Thedoctorsdidwhattheycouldsavethatchild.

题目详情
两个句子改错(每句只有一处错)
1.The box is too heavy for the child to carry it.
2.The doctors did what they could save that child.
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答案和解析
1.把最后的it去掉
2.第二个,The doctors did what they could to save that child.