The teacher gave the students too much work to do,but he ___finish it just in time.[A] was able to [B] could并请说明原因谢谢
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The teacher gave the students too much work to do,but he ___finish it just in time.[A] was able to [B] could并请说明原因谢谢
The teacher gave the students too much work to do,but he ___finish it just in time.
[A] was able to [B] could
并请说明原因谢谢
The teacher gave the students too much work to do,but he ___finish it just in time.[A] was able to [B] could并请说明原因谢谢
A be able to表示成功的做了某事 ,can 不行.比如;你不可以说All the people could escape from the big fire in time.只能说:All the people were able to escape from the fire in time.
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这句话有问题。按照原句的意思是老师给学生很多作业,但是他们也能按时完成。如果是这样的话,那应该是they而不是he。因为前面用的是students。如果he指代的是the teacher,那么这句话完全没有意义。
将he改成they后,应该选B。因为像这样的情况,be able to一般用于否定句中。在这里,主观和客观差别并不明显。...
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这句话有问题。按照原句的意思是老师给学生很多作业,但是他们也能按时完成。如果是这样的话,那应该是they而不是he。因为前面用的是students。如果he指代的是the teacher,那么这句话完全没有意义。
将he改成they后,应该选B。因为像这样的情况,be able to一般用于否定句中。在这里,主观和客观差别并不明显。
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