1)what time do we __ ( should/have to)be at the railway station? 2)i may not/ can't) with this film . it's too boring . 3)we've got a dishwasher , so you __ ( couldn't / needn't ) wash up 4)you look very pale, i think you __ (need/should) stay at home. 5) /might) you, please , pass me the salt. 6)'t /couldn't ) open the window at it was stuck