tu vas attraper un rhume
If you go out so lightly dressed, you'll catch a cold.
Si tu sors si peu vêtu, tu vas attraper froid.
Put some clothes on, you'll catch a cold.
Mets des vêtements, tu vas attraper froid.
If your feet get wet, you'll catch a cold.
Si tu as les pieds mouillés, tu attraperas un rhume.
If you sleep dressed like that, you'll catch a cold.
Si tu dors habillé(e) comme ça, tu vas attraper un rhume.