1. Do morning exercises regularly, your body will be fitter. If ............................................ 2. Unless we renewable energy, we will have nothing for the future generation. If ............................................ 3. The climate will change unless we reduce the use of non-renewable energy. If ............................................ 4 . Lock all the doors and noone can break into your house. If ............................................ 5 . Unless we continue hunting polar bears, they will become extinct in near future If ............................................ m.n giải phụ mình