1. Detective books are.......than science fiction ones. A. more interesting B. most interesting C. interestinger D. interestingly 2. What's the......river in the work? A. longer B. longest C. most long D. more long 3. He feels.......than last year because his study results are..... A. happy/ good B. happier/ gooder C. more happy/more good D. happier/better 4. This was the ...................... farm I've ever visited. A. largest B. most large C. larger D. more large 5.She is ....... student in my class. A. most hard-working B. more hard-working C. the most hard-working D. as hard-working 6. The English test was ........... than I thought it would be. A. the easier B. more easily C. easiest D. easier 7. She sings ……….. among the singers I have known. A. the most beautiful B. the most beautifully C. the more beautiful D. the more beautifully 8. My new sofa is ....... than the old one. A. more comfortabler B. more comfortably C. most comfortable D. more comfortable 9. He did the test ……….. I did. A. as bad as B. badder than C. more badly than D. worse than 10. Jupiter is ................ planet in the solar system. A. the biggest B. the bigger C. bigger D. biggest