Fill in the gaps with a (an), the or zero article.

INDIA WORKS TO SAVE TIGERS
In (1) effort to save (2) remaining tigers in (3)India, the Indian conservation group Tiger Trust (TT) has begun to work to help (4) tigers in India's Kanha and Bandhavgarh tiger reserves.
Currently, India's tiger population is being seriously threatened by (5) poaching and territory loss. (6) many traditional medicine markets require (7) tiger body parts, and the growing population of people and cattle is taking over land that hard been formerly occupied by (8) tigers.
Though there were once as many as (9) 150,000 tigers in (10) world, there are about 4,000-5,000. of (11) original eight specias of tigers, only three are still in existence.
Today, there are about 2,500 (12) Indian Royal Bengal tigers left. There are also 1,000 Indo-Chinese tigers, 300 Siberian tigers, 300 Sumatan tigers and 20 South China tigers. As (13) result, (14)Indian tigers seem to be (15) most likely to survive .
Every day one Indian tiger dies. If this rate of (16) death is allowed to continue, all species of tigers throughout the world will be extinct by 2010.



молю, сделайте как можно быстрее
вместо чисел нужно вставить артикли a (an) the или нулевой артикль
я в грамматике ничего не смыслю