প্লিজ বড় ভাইয়েরা উত্তর দিন?

Fill in the gaps with the correct forom of verbs. প্রশ্ন The world (a)________(produce)­ millions of tone of domoestic rubbish and toxic industrial waste each your, and it(b)_____(become) increasingly difficult (c)_____(find) suitable locations to get rid of all the refuse. The disposal of various kinds of waste (d)______(be) seriously polluting the environment. We(e)______(known) that air (f)_______(be) an important elements of our Environment and air (g)_____ (pollute) by smoke. Man(h)_____(make) fire to cook food, make bricks, melt tar for road construction and to do many other things. Fires (i) _____(create) smoke and (j)______ pollute the air.