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It took five years before they had steady jobs and could be able to send for me.
It took five years before they had steady jobs and could be able to send for me.
admin
2011-07-28
47
问题
It took five years before they had steady jobs and could be able to send for me.
选项
答案
could be——were
解析
could/can不能与be able to搭配使用。可以和其搭配的情态动词有may,ought to,should。
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专业英语八级
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