Cần gấp lắm ạ !!! 

Future generations will thank us for tackling our pollution problems nows, in order to avoid futher (1)ENVIRONMENT __________ disasters. The continual (2) REDUCE ________ of the world's forests and woodlands is (3) HARM _______ to both animal and plant life. Many species are now (4) DANGER______ and unless something is done to protect them, they may be (5) THREAT______ with extinction. Ocean exploration has aided (7) VARY________ of plant and animal life. (8) ADD _______ research may even provide a cure for AIDS! Therefore it is (9) VITAL______ important that the world's forests, woodlands and oceans are protected for future (10) GENERATE __________ to enjoy.