1. Sometimes, people don' t feel quite well during hot summer days. They may have a heatstroke (中暑). There' re several ways to stop it. You can____.

①drink water when you feel thirsty and put much salt in the water

②eat ice cream as much as you can to make your temperature lower

③ find a cool place to avoid the strong sunshine when working outside

④not stay outdoors ibr too long

⑤eat more fi uit and vegetables such as watermelons, tomatoes and cucumbers

 (黄瓜)