Giúp mình với ạ , chỉ cần ghi đáp án và giải thích (cách làm) mình cảm ơn rất nhiều . Đúng hứa cho 5* + ctrlhn 1.He has been very interested in doing research on _______ since he was at high school.a. biology b. biological c. biologist d. biologically 2.Are you sure that boys are more _______ than girls?a. act b. active c. action d. activity 3.You are old enough to take _______ for what you have done.a. responsible b. responsibility c. responsibly d. irresponsible 4.These quick and easy _______ can be effective in the short term, but they have a cost.a. solve b. solvable c. solutions d. solvability

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