从以下词库中选择合适单词或者短语替换句子中划横线的部分。 词库:adore bet by the day compensate for continually long for of late on hand postpone undergo The research team has made all necessary preparations for the project to start and they are frustrated to learn that it is to be put off indefinitely. ( ) 2. What disturbs investors is the fact that the market has been fluctuating (波动) irrationally (非理性地) recently . ( ) 3.It’s natural for young people to have a very strong desire for adventure and romance. ( ) 4.The client was very hard to please and had been complaining all the time , despite all our efforts to satisfy her demands. ( ) 5. The travel agency apologized to the clients who missed the tour bus. In addition, it made up for the additional travelling costs. ( ) 6. As the outdoor concert attracted crowds of teenagers, the organizer made sure police and volunteers were present throughout the event, just in case. ( ) 7.The proud woman intensely loved her son and would do anything to please him. ( ) 8.Those days the number of the unemployed, especially in the big cities, kept going up almost every day . ( )