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
Câu hỏi Tiếng anh Lớp 8
Câu hỏi Lớp 8
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