经典句型:Can I lose weight by doing aerobics? 做健身操能减肥吗？

A:Can I lose weight by doing aerobics?
甲:做健身操能减肥吗？
B:Yes. But I think you'd better diet.
乙:是的。但是我想你最好节食。
A:It's so difficult for me.
甲:这对我来说太难了。

经典句型:If you want to lose weight，youd better join a fitness center. 如果你想减肥，最好加入健身巾心。

A:If you want to lose weight, you'd better join a fitness center.
甲:如果你想减肥，最好加入健身巾心。
B:I don't think it will be helpful.
乙:我想没什么用处。
A:It might be as long as you keep it.
甲:如果你坚持，会有帮助的。

句型讲解：
as long as 只要…。