Question

c
$Pollution ________ one of the longest challenges of the world. The air, water and soil ________ polluted. Air Pollution ________ the worst type ________________. It is caused by ________________ fetal diseases ________________ People ________ check/control ________ plant trees ________ use of vehicle etc. Love nature and get loved to make future.$
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Answer 1

Answer:

is, are, is, --------,

Answer 2

Answer:

is,are get,is, pollution,the,