Hãy cho dạng đúng của các từ trong ngoặc
These days it is____ (31. possible) to open a newspaper without reading about the damage we are doing to the environment. The earth is being _____(32. threat) and the future looks bad. What can each of us do? We cannot clean up _____(33. pollute) rivers and seas overnight. Nor can we stop the ______(34. appear) of plants and animals but we can stop adding to the problem while ____(35. science) search for answers, and laws are passed in nature’s ____(36. defend)
It may not be easy to change your lifestyle completely but some steps are easy to take: cut down the amount of ____(37. drive) you do, use as little plastic as possible. It is also easy to save energy, which also reduces____ (38.house) bills. We must all make a _____(39. person) decision to work for the future of our planet if we want to _____(40. sure) a better world for our grandchildren.
Trả lời câu hỏi dưới đây:
_____(40. sure)