You have to keep encouraging them and checking on them. Just like Danny, for some children, getting them to go to school is the toughest thing.
你要一直鼓励他们并检查督促他们。就像丹尼一样，对一些孩子而言，让他们坚持上学是最难的事情。
2
As time passed and work with their respective first clients became more and more difficult, John and Sue realized that they had been assigned two of the toughest clients in town.