In my opinion, it’s (21) _____________________ for secondary school students to wear casual clothes . Firstly, wearing casual clothes makes students feel comfortable (22) _____________________ they don’t feel constrained to wear uniforms that they don’t like. Secondly, wearing casual clothes gives students freedom of (23) _________________. They have rights to choose sizes, colors and fashions that they are fond of. Finally, casual clothes makes school (24) _____________________ more colorful and lively. In (25)_____________________, students, particularly secondary school students should wear (26) _____________ clothes because it is convenient, comfortable and fun. 21. A. interested B. interesting C. disappointed D. disappointing 22. A. but B. although C. because D. when 23. A. choices B. choice C. life D. living 24. A. many B. less C. little D. much 25. A. concluding B. sum up C. addition D. conclusion 26. A. formal B. casual C. beautiful D. uniform