1. perfectionists are people can not accept less than the best. a. who they b. who c. they d. whose 2. shania twain is the music i like best. a. who b. whom c. whose d. who's 3. playing volleyball, please sign up here. a. who interested in b. interested in c. with whom interesed in d. whose interested in 4. these floors are so dirty! in months. a. haven't been cleaned b. should have being cleaned c. should have been cleaned d. are being cleaned 5. dinosaurs have roamed the earth. a. are believing b. believed c. are believed d. believe 6. the murder's right now. a. been investigated b. been investigate c. being investigate d. being investigated 7. you need to practice the piano every day a concert pianist. a. to become b. for to become c.to becoming d. for becoming 8. he can jump really a. big b. bighly c.hardly d. high 9. we had a nice party with drinks and dancing, then we went home. a. finally b. after all c. at least d. following 10. as you pass the house you'll be able to see mr. watson's garden a. on your right hand b. on your right c. to your right side d. to your right handed side.