1．The smoke from the stove almost __choked__ (使……窒息) me.
2．I fell over and twisted my __ankle__ (脚踝) when I went downstairs.
3．Check that all the windows and doors are shut __tightly__ (紧紧地)before you leave.
4．The cut on my arm __bled__ (流血)for a long time before I realized it.
5．He cleared his __throat__ (喉咙)and started speaking to the audience.
