阅读短文，从方框中选择适当的动词，并用其适当形式填空。有的需要加助动词或不定式符号（每词限用一次）。
use   provide     wait    save     find
About one year ago, people __   ___ for a taxi by the road in China. But now Dididache is one of the most popular taxi-hailing apps(应用软件)．Many young people think it is a good way            money and time. According to a report the taxi-hailing app __       by more than '40 million people so far. But for the old it's getting harder to take taxis. The government should ____out solutions. Dididache Company says that it        more convenience for people to get around in future.