1. When-----winter start in Siberia?
a)do
b)does

2.-----winter in Siberia getting wormer?
a)are
b)is

3.The correct question structure is
a)Dose you feel sad on cloudy days?
b)Are you feel sad on cloudy days?
c)do you feel sad on cloudy days?

4.In extreme weather,your fingers might-----without gloves
a)melt
b)get wet
c)freeze​