Cái này là điền từ thích hợp, hì hì ;)
what recycled protect later throw waste reuse natural
As inhabitants of the earth we all have a duty to (31)________ the environment. We should contribute to environmental protection by finding new ways of using products we (32)________ away. Nowadays recycling is an industry. As the world’s (33)________ resources run out, manufacturers must find ways of reusing products. (34)________ can we do to help our environment?
♦ We can sort our (35)__________ by separating it and then taking it to the appropriate recycling bins.
♦ We can (36)__________ things such as jars and envelopes.
♦ We can buy (37)__________ products like stationery.
♦ We can transform our waste food into a fertilizer which we may use as compost for our gardens (38)__________
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