Choose the correct question. □ did your students their homework? □ did your students do their homework? yes, they did. they always do. □ who went with you? □ who did go with you? nobody. i went there alone. □ did you worked all day yesterday? □ did you work all day yesterday? of course, i did. i was so tired! □ which jeans liked you best? □ which jeans did you like best? i don't know. they were awful. □ why was tim and greg so unhappy? □ why were tim and greg so unhappy? because they had an argument. □ why didn't you answer the phone? □ why did not you answer the phone? the phone? i did not hear it. □ were they not at the hospital on sunday? □ didn't they be at the hospital on sunday? not on sunday. they went there on saturday. □ had you a shower this morning? □ did you have a shower this morning? sorry? i have a shower every morning.