Переведите предложения. Определите функции глаголов to
be и to
have: смысловой
глагол, глагол-связка, вспо­могательный глагол или модальный глагол.


1.      Many forests in
the north of European Russia and the Far East are under threat.


2.      He had to finish his research last week.


3.      Due to the Sun people have immense supplies of
energy.


4.    
 The air is polluted by traffic and smog from
industrial enter­prises.