Các câu sau là đúng hay sai, sửa lại câu sai

B. Các câu sau là đúng hay sai , sửa lại câu sai:
46:........Giang lives with her grandparents.
47:.......... She lives on the third floor of a tower.
48:............. She doesn't go to school on Saturday and Sunday.
49:................ she has science today.
50:............... She and her uncle went to Ha Noi last summer.
51:....…… Her family may explore the caves at Ha Long Bay. 

          Nhớ giúp mình nha !