How, he wondered, could he ______ those who had been so helpful to him in the past? It seem to him that he best way he could express his _______ would be to write to them.他开始琢磨如何回报那些过去对他寄予厚望的人们?对他来说写信给他们似乎是最好的方式。
【简答题】根据意思写单词。 1. someone who flies a plane 2. to stop work and relax 3. arrive at 4. to become a part of 5. to study and practise ________ ________ ________ ________ ________