I thank Maths is not easy,but it's ___.I 打头的词

问题描述:

I thank Maths is not easy,but it's ___.I 打头的词

I thank Maths is not easy,but it's ___. 填interesting
PS:应该是think。。

diffcult

important

I think Maths is not easy,but it's _interesting__.

应该填important