These days, many young people in Ho Chi Minh City(胡志明市), Vietnam, are taking gymnastics, dancing or yoga classes after work. Actually, there are many　　why young people are taking exercise classes and going to the gym, instead of shopping and entertaining friends　　work.
Nguyen Thu Nguyet, a white-collar worker, says, “Five o’clock is the time when everyone is　　in the street. If I　　to go home at that time, I’ll get　　in traffic. So rather than being in a traffic jam, 　　in smoke and dust, I go to a gym near my office for about an hour. ”Tran Minh Tue, a staff member of a company, also says, “I’ve found dancing is a good way to　　the non-stop drinking. More　　, I’m in better health and my stomach has gotten smaller. ”
At present, traffic jams in Ho Chi Minh City are very　　. The government is installing(安装)water pipes, and many blockhouses(木屋)are built for their workers to work in. That　　the traffic problem. Authorities say that this year, another
57 km road will be　　up and more blockhouses will be built, 　　the total dug-out road length to 200 km. At the same time, traffic jams can　　serious air pollution, 　 　people’s health and the city’s investment environment, not to mention(提到)　　the city’s future development.
If more people　　rush hour by exercising or taking classes　　the rush hour, traffic jams may be　　. This is a clever　　that can also help people improve their health and meet others with similar　　.

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