Bài tập 1 Chọn từ có cách phát âm đuôi ed khác với các từ còn lại
1. a. demanded b. requested c. started d. worked
2. a. leaded b. launched c. watched d. finished
3. a. joined b. faxed c. happened d. enjoyed
4. a. planted b. corrected c. interested d. asked
5. a. borrowed b. reserved c. shared d. attracted
6. a. stopped b. rained c. played d. installed
7. a. improved b. stayed c. changed d. produced
8. a. phoned b. invested c. participated d. wanted
9. a. waked b. walked c. víited d. talked
10. a. traveled b. frightened c. cooked d. prepared