The river _____(flood )when it______(rain).应该用什么时态

The river _____(flood )when it______(rain).应该用什么时态 When did the flood in your hometown____ _____(发生)? After the rain ,the water in the river _____ se when is the rain 什么 the rain-swollen river The area was______by a flood following the heavy rain.rain. The river rose by two feet after the heavy rain是什么时态 如果是过去完成 Look,it______(rain)now The c______ of the flood was the heavy rain The c______ of the flood was the heavy rain. The river has ( ) two feet because of the flood When I arrived there,the rain _____(leave).