It was to have such a heavy snow in early October, though we often have snow in winter here.[ ]

I walked up to the top of the hill with my friends, ______ we enjoyed a splendid view of the lake [ ]

lhours later, with the help of the police , the students managed to escape fromthe dangerous place, ______

Up to now, they _________ a good way to solve that problem

It’s too hot. Would you mind ______ the window—_______. Please do it now.