IV . 根据句意用下列词组的适当形式填空 (每空 2 分,共 12 分) open the floor,cut back on,pour into, be concerned about,ask around,run out ( of ) 1.There are fine meals to be had if you _ _______________________________ __. 2 . My car broke down on the way to the beach because it had ____________________ petrol. 3 . TV presenter , thank you.Let’s ________________________ to questions. 4 . It shows your friend haven’t stopped ________________________ you. 5 . If we don’t sell more , we’ll have to ________________________ spending. 6 . More and more waste and poison ____________________ the water , the soil and the air.