用方框中所给单词的适当形式填空。每词限用一次

two      chair      danger      we      swim

 
It’s ________ to go across the street when the traffic light is red.
None of ________ has been there before, so we may get lost.
February is the ________ month of the year.
Most of the boys in our class enjoy ________ in summer.
Would you please bring me two more ________? We’ve got five people here.