Cho hình vẽ sau và biết rằng Ax song song với BC. a) Chứng minh rằng DE song song với BC. b) Tính số đo (theo độ) góc EOC.

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I. Choose the correct answer A, B, C or D 1. His illness was ________ than we had thought at first. A. much serious B. more serious C. serious D. most serious Giải thích đáp án: ___________________________________________________________ 2. Traveling by plane is _______ than traveling by car. A. fast B. more fast C. the most fast D. faster Giải thích đáp án: ___________________________________________ 3. Actually, today I feel ______ than I did yesterday. A. the worst B. worst C. worse D. bad Giải thích đáp án: ___________________________________________________________ 4. Could you speak Vietnamese _______, so I can understand what you mean? A. more clearly B. clearly C. the most clearly D. the clearest Giải thích đáp án: ___________________________________________________________ 5. Phong works ________ than most of him friends. A. a lot more hard B. more hardlier C. many harder D. much harder Giải thích đáp án: ___________________________________________________________ 6. This month, I tried to spend ______ money than last month. A. little B. less C. the least D. the less than Giải thích đáp án: ___________________________________________________________ 7. My friend is much _______ than me. A. prettier B. pretty C. the prettiest D. more prettier Giải thích đáp án: ___________________________________________________________ 8. My mom speaks Korean ______ I do. A. fluently B. more fluently than C. more fluently D. most fluently Giải thích đáp án: ___________________________________________________________ 9. The English test was _______than I thought it would be. A. the easier B. more easy C. easiest D. easier Giải thích đáp án: ___________________________________________________________ 10. English is thought to be ___________ than Math. A. harder B. the more hard C. hardest D. the hardest Giải thích đáp án: ___________________________________________________________ 11. My house is _____________hers. A. cheap than B. cheaper C. more cheap than D. cheaper than Giải thích đáp án: ___________________________________________________________ 12. Her office is ___________ than mine. A. father B . more far C. farther D. farer Giải thích đáp án: __________________________________________________________ 13. Tom is __________ than David. A. the most handsome B. the more handsome C. more handsome D. handsomer Giải thích đáp án: ___________________________________________________________ 14. He did the test _____________ I did. A. as bad as B. badder than C. more bad than D. worse than Giải thích đáp án: ___________________________________________________________ 15. A boat is ______________ than a plane. A. slower B. slowwer C. more slow D. more slower Giải thích đáp án: ___________________________________________________________ II. Give the correct form of the words in brackets 1. Cats are ___________________________ (intelligent) than rabbits. Giải thích đáp án: ___________________________________________________________ 2. Lana is _____________________________ (old) than John. Giải thích đáp án: ___________________________________________________________ 3. China is far _____________________________ (large) than the UK. Giải thích đáp án: ___________________________________________________________ 4. My garden is a lot _____________________________ (colourful) than this park. Giải thích đáp án: ___________________________________________________________ 5. Helen is _____________________________ (quiet) than her sister. Giải thích đáp án: ___________________________________________________________ 6. My Geography class is _____________________________ (boring) than my Math class. Giải thích đáp án: ___________________________________________________________ 7. My Class is _____________________________ (big) than yours. Giải thích đáp án: ___________________________________________________________ 8. The weather this autumn is even _____________________________ (bad) than last autumn. Giải thích đáp án: ___________________________________________________________ 9. This box is _____________________________ (beautiful) than that one. Giải thích đáp án: ___________________________________________________________ 10. A holiday by the mountains is _________________________ (good) than a holiday in the sea. Giải thích đáp án: ________________________________________________