I often doubt whether it is worth working so hard.

我经常怀疑这么努力值不值得。

youdao

I often doubt whether it is worth spending so much time on my homework.

我常常怀疑把这么多时间花费在作业上是否值得。

youdao

I often doubt whether it is worth spending so much time on my homework.

我常常怀疑把这么多时间花费在作业上是否值得。

youdao