1.
1) is
2) are,are
3) are,are
4) was
5) are
6) will be,will
7) were
8) were,were not
9) is,is
10) are
11) are,are not
12) will be
2.
It is cold today
It is snowing all the day
It is morning at now moment
It was pleasantly for me to meet your friend
It is late already.it is time to go to bed
Is not it funny?
It is 10 o'clock already
Is it cold in the street?
It is early spring, but it is warm.
Is it far away from here?