HOC24
Lớp học
Môn học
Chủ đề / Chương
Bài học
Tìm lỗi sai và sửa lại cho đúng:
1. Her sister is at school at 7 o'clock to 11 o'clock.
=> Her sister is at school from 7 o'clock to 11 o'clock.
2. Mary is a gymnast and she is not weak.
=> Mary is a gymnast but she is not weak.