1：”数学更好理解,因为我感兴趣”．Maths is easier to understand,because I'm interested in it.
2：”我去过北京和上海”．I have been to Beijing and Shanghai.
3：”我经常运动”．I often play sports / take exercise.
1：”数学更好理解,因为我感兴趣”．2：”我去过北京和上海”．3：”经常运动”．用英语怎么说?
1：”数学更好理解,因为我感兴趣”．Maths is easier to understand,because I'm interested in it.
2：”我去过北京和上海”．I have been to Beijing and Shanghai.
3：”我经常运动”．I often play sports / take exercise.