When the accident happened, it was seen that the old man was crossing the street.
He came from a poor family, but he did more than any of the students to study hard (than)
The dog can be trained to lead the way for the blind (train)
He for the last night of the children performances on the stage was very satisfactory (satisfied)
And as long as you can overcome a series of problems in life, the ultimate success will belong to you (belong to)
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