Tìm và sửa lỗi sai

   1. Each countries has its own customs and traditions.

                       A        B                   C                      D

   2. Khang and Ba used to fly kites together when they were a child.

                                 A         B                C                                    D

   3. Many people use to computer to send e-mail, chat with friends and get information on the Internet

                                A                          B                   C                                            D

   4. There used to have a mobile movie team coming to our village every month.

                               A           B                               C                               D

   5. You can see some children going bare-foot in the picture of ancient time.

                        A                           B          C                                      D