Модальные глаголы. Выбери правильный модальный глагол.
1)I sing songs.
a) can b) must c) may
2) We get up early on Sunday.
a) can’t b) mustn’t c) can
3)My brother do his homework every day.
a) mustn’t b) must c) can
4) I come in?
a) Can b) May c) Must

Leonardo DiCaprio is worried about the environment since he was a child. In 2000, he organized an Earth Day celebration. DiCaprio's environmental documentary The 11th Hour realesed in 2007 by the tree Media Production, He has already worked with this film studio before, In 2003 and 2005 they produced two short films called Global Warming and Water Planet. The actor is one of the founders of the Leonardo DiCaprio foundation (LDF) that supports numeros environmental projects every year . In one of his interviews he said that he is very pround to be part of the team that did so much to protect the planet. Another environmental film will produced by DiCaprio next year.

1) Altai Mountains:
habitat: covered with taiga woods
plants: woods
animals: giant moose, maral, musk deer, chipmunk

1) Tien Shan:
habitat: northern:woods, western:meadow
plants: nut trees
animals: Tien Shan brown bear, Siberian ibex, lammergeier, golden eagle, etc

1) The plateau Usturt of Kazakhstan:
habitat: hilly deserted plain
plants: black saxauls, western chink
animals: Trans Caspian urial, hedgehog, wild cats

1) Kazakhstan steppes:
habitat: fresh salty lakes, steppes
plants: pine wood
animals: ducks, geese, gulls, eagles, falcons, and some predatory animals