Change the sentence into negative and interrogative

U.change the sentent into negative and interrogative                             1.he sent a letter to his penpal last week -.........../.............         2.She taught us English last year -............/..................                              3.They did  their homework carefully -.............../...............         4.The Robinsons bought a lot of souvenirs -............./.......                         5.Tourist ate seafoot at that fammous restaurant -......./......    6.His unces took him to se CHam temple-............/...........                         7.Liz bought a lot of souvenirt -............./.....................               8.They put the fish in a big bag -........./...........               9.Ba wore the cap with a dolphin on it -........../..............................                         Chú y .-........./....:2 Dòng Nhé