Question

1x3=6
4. Write the correct alternative to fill in the blanks :
Generally the colour of sky is/was/had) blue. But now a days, in urban
areas it's colour (look/looks/had looked) grey. Like many other problems,
this is also (causes/caused had caused) by pollution.​

Answer 1

Answer:

is

had looked

caused

Explanation:

Answer 2

Explanation:

4. is

looks

caused......